Gerald Krennmair

Purpose To evaluate the performance and clinical outcome of vertical and horizontal bone augmentation (VHBA) in posterior maxillary regions combining lateral window sinus floor elevation (LWSFE) with a horizontal bone shell technique applying the maxillary facial sinus wall as a bone plate. Materials and Methods In 18 patients, LWSFE was combined...

Purpose: The aim of the present study was to compare the histomorphometrically evaluated new bone formation (NB), the radiographically measured graft stability, and the clinical implant outcome for maxillary sinus augmentation grafted with deproteinized bovine bone mineral (DBBM) with either small (Bio-Oss-S, Geistlich) or large (Bio-Oss-L, Geistl...

Objective: The present study aimed to compare histomorphometrically evaluated new bone formation, radiographically measured graft stability, and clinical implant outcome between maxillary sinus grafting with either deproteinized porcine bone mineral (DPBM) or deproteinized bovine bone mineral (DBBM). Materials and methods: Thirty maxillary sinus...

Objectives: To evaluate the clinical outcome for implants placed with transsinusoidal-lateral nasal cavity augmentation (NA) compared to implants placed in maxillary sinus augmentation (SA). Materials and methods: In 28 atrophic edentulous maxillary regions (14 patients bi-maxillary), a lateral window approach was used to perform transsinusoidal...

Objective: Several extrusion techniques have been described to restore teeth with insufficient coronal tooth structure and to avoid their extraction. Still, there is little evidence for a treatment concept combining surgical extrusion using an atraumatic axial extraction system. Materials and methods: A total of nine patients, each with an iso-...

Objectives: The primary aim was to evaluate the success of the defect closure (tight or open) of oroantral communications (OAC) after treatment with platelet-rich fibrin (PRF) clots or a buccal advancement flap (BAF). Secondary outcome measurements were the evaluation of the wound healing, the displacement of the mucogingival border (MGB), and the...

Objectives This study compared the clinical outcome as well as the wound healing course, the displacement of the mucogingival border (MGB) and the pain level between the use of platelet-rich fibrin (PRF) and buccal advancement flap (BAF) for the closure of oroantral communications (OAC). Material and Methods Fifty eligible patients with an OAC defe...

Introduction: The variety of approaches to the mandibular joint and the multiplicity of different surgical techniques proposed for reducing a chronic recurrent luxation of the temporomandibular joint (TMJ) over the past decades show the complexity of the surgical approach and reveal that an adequate technique is still lacking. Therefore, this paper...

Background Maxillary sinus membrane perforation (SMP) during lateral window sinus floor elevation (SFE) might be associated with postoperative complications (PC). Objectives To evaluate the prevalence of PC and clinical implant outcome for different forms of SMP with lateral window SFE. Material and Methods The prevalence of PC such as maxillary...

Objectives To evaluate the peri-implant marginal bone level for immediately loaded implants placed simultaneously in both fresh extraction sites (FES) and healed sites (HS) supporting a 4-implant supported mandibular fixed prosthesis (4-ISFMP) using the all-on-4 concept. Material and Methods A 5-year prospective study was conducted in 24 patients...

Objectives To evaluate prevalences, affecting risk factors and efforts for repair mechanism for different forms of sinus membrane perforations (SMP) during sinus floor elevation (SFE) using the lateral window technique (LWT). Material and methods For 334/434 patients, SFE undergoing LWT prevalence of SMP was retrospectively evaluated including a s...

Purpose: The aim of this study was to evaluate the stability of single crowns and 3-unit bridges in relation to the implant-abutment complex with and without tube in tube connection. Methods: 60 specimens with a total of 90 implants (diameter 3.8 mm) were fabricated and distributed into 4 groups: CST (Crown with short tube), CLT (crown with long tu...

Purpose: Bone augmentation and implant placement often lead to a coronal shift of the soft tissue. Therefore replacement of the mucogingival border during second-stage surgery is required. Different techniques have been described in the literature. Material and methods: In this case report a new technique for second-stage surgery from a combinat...

Objective To evaluate the clinical, functional and aesthetic outcomes for radial forearm free flap (RFFF) donor sites covered with amniotic membrane (AM). Material and methods The healing process of patients with RFFF donor sites covered with AM was prospectively followed for 1 year. Additionally at the 12-month evaluation, objective scoring syste...

Purpose: To analyze risk factors affecting sinus membrane perforation (SMP) during sinus floor elevation (SFE) procedures using the lateral window technique (LWT). Materials and methods: For patients with SFEs using the LWT, patient-related risk factors (age/sex/smoking/diabetes) and surgical-anatomical-related risk factors (stage approach/sinus...

Objectives To measure the abutment rotation and fracture load of two-piece zirconia implants screwed with three different abutment screw materials. Material and methods Thirty-six zirconia implants with 36 zirconia abutments were distributed into 3 test groups: group G connected with gold screws, group T with titanium screws, and group P with peek...

Purpose Evaluating the extent of and the factors affecting marginal bone level (MBL) alterations and consecutively implant success and implant health for implants placed in staged maxillary sinus floor (SF) augmentation. Materials and Methods A 5‐year prospective, cohort study was conducted on 85 patients with 124 maxillary sinus augmentation proc...

Purpose: To evaluate the 5-year clinical outcomes for implants placed in a staged sinus floor elevation (SFE) procedure and to compare three patient groups with sinus grafts with three different ratios of bovine bone mineral (BBM) and autogenous bone (AB) mixture. Materials and methods: A 5-year prospective cohort study was conducted on 81 patie...

Purpose: The aim of this study was to evaluate the fit and mechanical stability of conventional versus passive fitting 3-unit fixed dental prosthesis (FDP) screw-retained on implants. Methods: Twenty acrylic models, each with two embedded implants, were fabricated and functioned as patient-models. Impressions were taken and 20 all-ceramic FDPs w...

Single-retainer resin-bonded fixed dental prostheses (RBFDPs) are difficult to position due to the pressure of soft tissue at the pontic area and the single-retainer design. This clinical report describes an innovative technique for the insertion of single-retainer RBFDPs. An incisal inserting splint is used to position the RBFDPs reliably. With th...

Purpose: This prospective study evaluated the clinical and radiographic outcome of distally cantilevered 4-implant-supported fixed mandibular prostheses (4-ISFMP) with distal implants either in axial or distally tilted direction. Material and methods: Forty-one mandibulary edentulous patients received acrylic veneered 4-ISFMP with casted framewo...

Background: Peri-implant marginal bone-level (MBL) alteration represents one of the parameters included in the criteria for determining implant health. Objective: Factors affecting peri-implant MBL alteration for 4-implant-supported fixed mandibular prostheses (4-ISFMP) were assessed. Material and methods: A 3-year prospective, cohort study wa...

Objectives: To evaluate the outcome of immediately loaded distally cantilevered mandibular full-arch prostheses according to the 'all-on-four' concept supported by implants placed in both fresh extraction and healed sites. Material and methods: A prospective study was conducted in 24 patients with extraction of all remaining mandibular teeth and...

Purpose: This retrospective study evaluated implant and prosthodontic survival/success rates of four-implant-supported distal cantilevered mandibular fixed prostheses over more than 5 years of clinical use. Materials and methods: Patients with mandibular edentulism treated with four-implant mandibular prostheses with distal extensions were evalu...

Purpose: To determine patient satisfaction and preference for implant-supported mandibular overdentures (IOD) retained with ball or Locator attachments. In addition, peri-implant conditions and prosthodontic maintenance efforts for the final attachments were evaluated after 1 year of function. Material and methods: In this crossover clinical tri...

The aim of this retrospective study was to evaluate implant survival/success rates and peri-implant parameters as well as patient satisfaction for uniformly designed implant-supported anterior maxillary or mandibular fixed partial dentures (FPDs). A retrospective study was conducted on patients with maxillary or mandibular anterior partial edentuli...

Implant success, peri-implant conditions, and prosthodontic maintenance requirements were evaluated and compared for mandibular overdentures supported by two implants and retained with ball or resilient telescopic crown attachments during a 5-year period. Twenty-five patients with an edentulous mandible each received two root-form dental implants i...

The present study evaluated implant survival/success rate, peri-implant parameters and prosthodontic maintenance efforts for four implant-supported mandibular overdentures (IOD) rigidly retained on either milled bar or double crowns (telescopic) attachments. In a randomized prospective trial, 51 patients with edentulism received four mandibular int...

Osteosynthesis failure rates of 11.3% with 1 miniplate, 6.7% with 2 miniplates, and 4.4% with a single Medartis condyle plate were reported in previous studies of our clinic. Current science is still focused on the osteosynthesis material. Besides clinical parameters, conventional radiographs are still the first choice to detect osteosynthesis fail...

Periodontal inflammation has been implicated in atherosclerosis and coronary heart disease (CHD). Coronary angiography (CA) is used in the assessment of CHD; only a few studies have evaluated periodontal disease (PD) and angiographic measures of coronary atherosclerosis. The aim of this study was to investigate the association between CHD and PD. I...

We evaluated an innovative approach for conventional surgical or transmucosal implantation applying backward planning with bone oriented crown down implant positions, followed by immediate restoration. Our workflow combined computer-assisted preoperative planning with the well-known intraoperative handling of surgical templates. To guarantee optima...

Implant prosthodontic treatment outcomes for patients suffering from autoimmune rheumatoid arthritis (RA) with or without concomitant connective tissue diseases (CTD) were evaluated. Thirty-four female patients' (25 isolated RA; nine RA+CTD) implant survival/success rate, peri-implant conditions (marginal bone loss, pocket depth, plaque index, ging...

This retrospective study comprises an exploratory analysis of 10 years of surgical treatment of symphysis (S) and parasymphysis/body (P/B). Correlations of complications, as well as dependencies of surgical concepts, are investigated. All surgically treated patients in the period of 1995 to 2005 with at least one mandibular fracture mesial to the m...

Although drug-eluting stents (DES) reduce restenosis rates relative to bare-metal stents (BMS), recent reports have indicated that the use of DES may be associated with an increased risk of stent thrombosis. Our study focused on the effect of stent type on clinical outcomes in a "real world" setting. 889 patients undergoing percutaneous coronary in...

The present study evaluated implant and peri-implant outcomes as well as prosthodontic maintenance efforts for implant/bar-supported mandibular prostheses with different prosthesis anchorage systems. Seventy-six patients who received two or four interforaminal implants were assigned to one of three different bar designs and subsequently to differen...

Large-scale studies assessing complication rates and correlation of complications are still missing considering different fracture locations in the mandible. In the present retrospective study, complication rates of mandibular angle fractures treated by open reduction were assessed. Three hundred twenty-two patients (259 men, 63 women) with 335 sur...

Surgical treatment of mandibular neck fractures is frequently associated with postoperative complications. This study aims at an in-depth analysis of complication rates of surgically treated mandibular neck fractures. All treated patients (264 male, 103 female patients, with 429 mandibular neck fractures) of the Vienna University Clinic of Maxillof...

The aim of this retrospective study was to evaluate the long-term survival and success rates of screw-type root-shaped (Camlog) implants of various diameters and their implant-prosthodontic reconstructions for more than 5 years of clinical use. A retrospective study of patients receiving root-shaped screw-type dental implants placed between May 200...

This retrospective study assessed implant and prosthodontic treatment outcomes of patients suffering from rheumatic disorders such as rheumatoid arthritis (RA) and connective tissue diseases (CTDs). This study included 22 patients (all women) suffering from autoimmune rheumatic disorders such as isolated RA (n = 16), RA with concomitant CTDs (n = 5...

Removable maxillary prostheses (n = 31) rigidly retained on either a one-piece anteriorly located milled bar fixed on four implants located in the anterior maxillary region (group 1, n = 15) or on two bilaterally placed milled bars fixed on six to eight implants located in the posterior maxillary region (group 2, n = 16) were evaluated for prosthod...

A new method is introduced for the esthetic evaluation of the periimplant mucogingival complex through collection of standardized oral photographs and computer-assisted measurement of reproducible data. Using this method, different soft tissue and crown parameters in the dentogingival complex can be measured and the esthetic outcome monitored. A ph...

The aim of the present study was to evaluate the prosthodontic maintenance required for mandibular overdentures supported by 4 implants and splinted with either a round bar and resilient overdenture anchorage or a milled bar with rigid anchorage over a 5-year period. In a randomized prospective trial, 51 edentulous patients received 4 mandibular in...

The aim of this study was to evaluate the use of provisional implants, which can provide patients with provisional fixed partial dentures during the healing time of augmentation procedures and/or during the osseointegration period of definitive implants until delivery of the definitive prosthesis. Thirty-one patients were consecutively included in...

The aim of the present retrospective investigation was to evaluate implant-supported maxillary overdentures using either anterior (group 1) or posterior (group 2) maxillary implant placement. Maxillary overdentures were planned with support by either 4 implants placed in the maxillary anterior region (group 1) or 6 to 8 implants placed in augmented...

The aim of this retrospective study was to evaluate implant survival rate, peri-implant conditions, and prosthodontic maintenance for implant-supported mandibular overdentures rigidly retained with a milled bar. Patients with 4 interforaminal implants (cylindric or screw-type) supporting an overdenture on a milled bar treated between 1996 and 2004...

The aim of this study was to evaluate 4 veneer composites-Signum+EM, Gradia Enamel E3, Sinfony E3, and SR Adoro S1-in a standardized test at 2 different conditions. For each composite, 2 groups of specimens (added to cultures immediately after preparation [ie, fresh] or after 7 days of incubation in cell culture medium) were added to L-929 fibrobla...

The aim of this retrospective study was to present the results of implants and natural teeth used as combined abutments to support maxillary telescopic prostheses. Between 1997 and 2004, 22 patients with residual maxillary teeth underwent prosthodontic rehabilitation with supplementary implant placement of implant-tooth-supported telescopic prosthe...

The aim of this study was to evaluate single-tooth implant-supported restorations placed in conjunction with several methods of maxillary sinus augmentation. A retrospective review was conducted of all consecutively treated patients who received single-implant tooth rehabilitation in combination with sinus augmentation. Implant survival rate and pe...

Odontogenic infection sources represent a predisposing risk factor for patients with cardiac valvular disease (CVD) awaiting cardiac valve replacement procedures. The incidence and quality of odontogenic infection sources (foci) were evaluated on 152 consecutive patients (study group, SG) undergoing cardiac valve replacement and were compared to 15...

This study was intended to calculate the augmentation volume for a sinus lift procedure based on cross-sectional computerized tomography (CT) scans for 2 different augmentation heights. Based on area calculations of cross-sectional CT scans, the volume of additional bone needed was calculated for 44 sinus lift procedures. The amount of bone volume...

The aim of the present study was to evaluate implant survival, peri-implant conditions, and prosthodontic maintenance requirements for implant-supported mandibular overdentures in atrophic mandibles retained with ball or resilient telescopic crown attachments during a 3-year period. Twenty-five patients with edentulous mandibles each received 2 Cam...

The aim of this study was to evaluate the sagittal inclination of interforaminal implants, the clinical implant outcome, and the necessary extent of prosthodontic compensation modalities for implant overdentures (IODs). Lateral cephalometric radiographs of 62 patients, each with a mandibular IOD retained by 2 to 4 implants, were analyzed. The sagit...

The survival rate of splinted and unsplinted provisional implants for anchoring removable interim overdentures, as well as handling and maintenance of the interim dentures, was evaluated. Eighteen edentulous maxillae were provided with 72 provisional implants for anchoring interim overdentures. For 10 patients, 40 unsplinted implants were used with...

To evaluate wide-diameter (ie, 5.5-mm-wide) Frialit-2 implants used for several forms of prosthetic rehabilitation. In this retrospective study, 121 wide implants (74 maxillary, 47 mandibular) were placed in 114 patients (61 female, 53 male, mean age 37.2 +/- 14.9 years). Thirty-six single-tooth restorations, 63 fixed partial dentures (68 implants)...

Prosthetic valve endocarditis is a life-threatening complication after valve replacement surgery. Therefore, it is common to perform a screening for potential sources of infection before surgery in order to be able to do a prophylactic treatment. The incidence of potential infectious sources of bacteremia in the dental, jaw and nasopharyngeal area...

64 patients with rheumatoid arthritis (RA) were examined for temporomandibular joint (TMJ) symptoms as well as for the severity and incidence of their symptoms. In detailed interviews, a total of 34 patients (53.1%) reported TMJ symptoms, the main complaints being problems during opening and closing of the mouth (45.2%). RA patients with TMJ sympto...

This study evaluated the status of teeth adjacent to single-tooth implants in the anterior and posterior jaw during a follow-up of more than 3 years. Seventy-eight single-tooth implants and 148 adjacent teeth were followed for a mean of 58 months. Implant survival rate, peri-implant structures, and prosthetic complication rates were evaluated. Crow...

Background: Prosthetic valve endocarditis is a life-threatening complication after valve replacement surgery. Therefore, it is common to perform a screening for potential sources of infection before surgery in order to be able to do a prophylactic treatment. Patients and Method: The incidence of potential infectious sources of bacteremia in the den...

The behavior of provisional implants in edentulous maxillae/mandibles used for anchoring removable interim overdentures was followed for the time of the intended healing of the definitive implants. Twenty-eight edentulous arches (19 maxillae, 9 mandibles) were provided with 77 provisional implants (2 to 4 in maxillae; 2 or 3 in mandibles) for ancho...

The purpose of this study was to evaluate the age-related differences in the incidence, length and topographic location of ossification in the stylohyoid chain. Panoramic radiographs of 420 patients (795 reviewed stylohyoid-chains), subdivided into 4 age groups (20 years and under, 21 to 40 years, 41 to 60 years, older than 60 years) were reviewed...

This study was intended to provide a report of experience and results with Frialit-2 implants used for single-tooth replacement. Over a 7-year period (1994-2000), 146 single-tooth implants (84 maxilla, 62 mandible) were placed in 112 patients (67 females, 45 males; 31.2 +/- 16.4 years). The sites included maxillary anterior teeth (n = 38) as well a...

Evaluation of age-related differences in the incidence, length and topographic location of ossifications in the stylohyoid chain. Panoramic radiographs of 380 patients (718 reviewed stylohyoid chains), subdivided into 4 age groups (up to 20 years, 21 to 40 years, 41 to 60 years, older than 60 years), were reviewed and examined for the incidence, le...

Purpose: Evaluation of age-related differences in the incidence, length and topographic location of ossifications in the stylohyoid chain. Method: Panoramic radiographs of 380 patients (718 reviewed stylohyoid chains), subdivided into 4 age groups (up to 20 years, 21 to 40 years, 41 to 60 years, older than 60 years), were reviewed and examined f...

Little information exists to define the minimum number of implants required for sufficient anchorage of mandibular overdentures. To date, 2 implants placed in the interforaminal region have been considered the minimum. The aim of this study was to examine whether a single symphyseal implant would suffice for adequate anchorage of a mandibular compl...

In this study, pulmonary function test data were obtained from 15 healthy volunteers and 15 patients with slightly impaired ventilation during both normal and maximally reduced opening of the mouth (trismus, intercuspal position). The aim of the study was to examine the effects of complete trismus on pulmonary function using objective and subjectiv...

Traditionally oral surgeons and dentists have evaluated the jaws using intraoral films and panoramic radiographs. The involvement of radiologists has been limited. In the past few years dedicated CT-software-programs developed to evaluate dental implant patients have provided a new look at the jaws. The complex anatomy is described and identified o...

Die Einführung im Bereich der Computertomographiesoftware (Dental-CT) ermöglicht dem Radiologen zusätzlich zu den üblichen, von den Zahnärzten durchgeführten Röntgenuntersuchungen eine überlagerungs- und verzerrungsfreie Darstellung des Ober- und Unterkiefers. In der Implantologie ist mit dieser Darstellung eine exakte Planung möglich. Weiterhin ha...

This study aimed to examine the incidence and influence of craniomandibular functional disorders caused by abnormal styloid-stylohyoid chains. Seven hundred sixty-five patients with temporomandibular joint (TMJ) disorders were divided into two groups (with and without radiographically visible abnormal styloid conditions). In the group with abnormal...

This study evaluated the incidence, location, and height of antral septa and demonstrates their clinical implications. One hundred ninety-four maxillary posterior regions, subdivided into four groups (group 1, 61 clinically examined atrophic ridges; group 2, 41 anatomically examined atrophic ridges; group 3, 42 radiographically [CT] examined atroph...

In the present study pulmonary function test data were obtained from 15 healthy volunteers and 15 patients with slightly impaired ventilation during both normal and maximally reduced opening of the mouth (trismus, intercuspid position). The aim of the study was to examine the effects of complete trismus on pulmonary function using objective and sub...

In the present study pulmonary function test data were obtained from 15 healthy volunteers and 15 patients with slightly impaired ventilation during both normal and maximally reduced opening of the mouth(trismus, intercuspid position). The aim of the study was to examine the effects of complete trismus on pulmonary function using objective and subj...

The computed tomographic morphology of a typical Eagle syndrome is presented on the basis of a case history. In a 40-year old male patient [correction of female] presenting with bilateral tinnitus, globus hystericus, and increasing hoarseness computed tomography revealed bilateral ossification of the stylohyoid ligament. The incidence of stylalgia...

This study was carried out to examine the incidence, morphology and clinical implication of antral septa. Out of 265 maxillary sinuses, 65 sinuses in atrophic maxillae were examined clinically during sinus floor elevation and 200 sinuses examined radiographically (CT), the latter being further subdivided into non-atrophic/dentate and atrophic/edent...

The variations and frequency of bony septa in the paranasal sinuses were studied prospectively by means of computed tomography. The presence and morphology of the septa in the paranasal sinuses were studied in 100 consecutive non-selected adults. CT examinations of 200 maxillary antra showed variations in 26 (13%). There were one complete septum (0...

Ziel: In einer prospektiven Studie wurden die möglichen Variationen der knöchernen Anatomie der Oberkieferhöhlensepten und deren Häufigkeit anhand computertomographischer Befunde beschrieben. Patienten und Methoden: Bei 100 konsekutiven, nicht selektierten, erwachsenen Patienten wurden die Kieferhöhlen auf das Vorhandensein und die Morphologie von...

Spiral-CT-Depiction and 3D-Reconstruction: A patient complaining of upper thoracic inlet syndrome after thyroidectomy underwent contrast-enhanced spiral-CT. Coronal reconstructions and three-dimensional reconstructions were used to generate phlebographic images of the thoracic inlet veins thrombosis. The diagnosis of thrombosis was confirmed by phl...

The purpose of this study was to investigate by CT the origin of radiodense maxillary sinus concretions and whether CT densitometry is effective in the prediction of maxillary sinus aspergillosis and in the differentiation of the origin of these concretions. In a prospective study in 21 patients with radiodense maxillary sinus concretions detected...

The detection of all teeth with periapical pathological conditions and optimal treatment of the affected teeth are a part of the evaluation program for patients who are scheduled to undergo cardiac value replacement. 48 patients (50 value replacement operations) were evaluated for the incidence of periapical pathological conditions, as well as for...

Thirty-six impacted and displaced teeth in 29 patients were examined radiographically by using orthopantomography (OPG) and computed tomography (CT). CT scans were obtained by using both a conventional program and a dental CT software program. The radiographic images obtained were compared for visualization of the internal position, inclination of...

The purpose of this study was to evaluate orthopantomography and a newly developed CT software package (Dental-CT) in the preoperative assessment of mandibular cysts. In this study 16 cysts in 13 patients were examined radiographically by orthopantomography and dental-CT to reformat the axial scans into truly cross-sectional views perpendicular to...

A variable number of septa, also referred to as Underwood's septa, divide the floor of the maxillary sinus into several recesses and may thus cause various complications during sinus-lift procedures. The incidence of Underwood's septa was evaluated by examining 41 edentulous maxillas. In 13 of these maxillas (31.7% of the cases), sinus floors with...

The efficacy of preoperative computed tomography (CT) densitometry in evaluating the origin of sinus concretions (SC) in sinus aspergillosis (SA) and its value for differentiation between a dental (endodontic) and an aerogenic pathogenesis were examined. Thirty-two patients who demonstrated radiodense maxillary sinus concretions in standard radiogr...

The efficacy of preoperative computed tomography (CT) densitometry in evaluating the origin of sinus concretions (SC) in sinus aspergillosis (SA) and its value for differentiation between a dental (endodontic) and an aerogenic pathogenesis were examined.

Twelve mandibular cysts were examined radiographically by conventional panoramic radiography (orthopantomography (OPG)), mandibular tomography (MT), and axial computed tomography (CT). The axial CT scans were reformatted with both a conventional program and a dental CT software program that displays exactly proportional cross-sectional views. The r...

265 carotid endarterectomies in 210 patients (all vein patch in the carotid bifurcation) were investigated postoperatively for the presence and reversibility of cranial nerve palsy especially for N. facialis, N. hypoglossus, and N. vagus paresis. Additionally, the anatomical relationship between the affected cranial nerve and the carotid artery and...

Background: Two different methods of osteoplastic surgery were used in the treatment of maxillary sinusitis. The aim of the present study was to compare the results achieved with these two clinical and radiological methods to those obtained with the classical Caldwell-Luc operation. Method: 96 operations on maxillary sinus were retrospectively anal...

19 patients with radiodense sinus concretions found on standard radiography underwent a preoperative computed tomographic examination of the sinus maxillaris and the sinus concretions. 13 patients (68.4%) with the occurrence of radiodense concretions presented postoperative histologically and microbiologically diagnosed sinus aspergillosis infectio...

This paper presents the postoperative x-ray morphology and clinical findings of surgically cleared maxillary sinuses. 64 patients who had undergone osteoplastic surgery as well as 48 patients subjected to conventional classical Caldwell-Luc surgery could be followed up. Those patients on whom osteoplastic maxillary surgery had been performed, had s...

Patients with pulmonary artery hypertension in the late course of isolated aortic stenosis are considered to have a poor prognosis. The aim of the following study was to determine the incidence of pulmonary artery hypertension, the postoperative course after valve replacement and the reversibility of pulmonary hypertension dependent on the valve pr...

11 patients with radio-opaque concrements in the sinus maxillaris underwent a preoperative computerized tomographic examination of the sinus maxillaris and the sinus concrements. 8 patients (72.7%) with the occurrence of radio-opaque concrements presented postoperative a histological and microbiological infection with aspergillus fumigatus. The CT-...