Giovanni Rossi

• Monaldi Hospital

Intercostal artery pseudoaneurysms (IAP) are extremely rare but its sudden rupture represents a life-threatening complication. We report an unusual case of a late intercostal artery pseudoaneurysm, after a video-assisted thoracoscopic surgery, presenting as a large intra-parenchymal lung mass. Diagnosis was made by biphasic computed tomography angi...

Resternotomy (RS) is a common occurrence in cardiac surgical practice. It is associated with an increased risk of injury to old conduits, cardiac structures, catastrophic hemorrhage and subsequent high morbidity and mortality rate in the operating room or during the recovery period. To mitigate this risk, we evaluated the role of multidetector comp...

Objective To investigate CT morphologic and densitometric features and 18-FDG PET findings of surgically excised lung adenocarcinomas “mixed subtype” with predominant lepidic component, appearing as solid solitary pulmonary nodules (SPNs) on CT scan. Materials and Methods Approval for this study was given from each local institutional review board...

Nontraumatic acute thoracic aortic syndromes (AAS) describe a spectrum of life-threatening aortic pathologies with significant implications on diagnosis, therapy, and management. There is a common pathway for the various manifestations of AAS that eventually leads to a breakdown of the aortic intima and media. Improvements in biology and health pol...

A 66-year-old man was referred to our department for further investigation of a right atrial mass incidentally discovered on ultrasound examination (US). US showed an oval mass arising from the free wall of the right atrium and projecting into the atrial cavity. The mass was hypoechoic and had a broad base of attachment on the free wall of the righ...

Pulmonary arteriovenous Malformations (PAVMs) are a rare vascular alteration characterized by abnormal communications between the pulmonary arteries and veins resulting in an extracardiac right-to-left (R-L) shunt. The majority of PAVMs are associated with an autosomal dominant vascular disorder also known as Osler-Weber- Rendu Syndrome. PAVMs appe...

Aims: Transcatheter aortic valve implantation (TAVI) is an alternative treatment in surgically high-risk or inoperable patients with severe aortic stenosis (AS). The objective of this study was to analyze the effects of TAVI on left ventricular (LV) and left atrial (LA) longitudinal function assessed by speckle tracking echocardiography (2DSTE) in...

Focal aortic projections (FAP) are protrusion images of the contrast medium (focal contour irregularity, breaks in the intimal contour, outward lumen bulging or localized blood-filled outpouching) projecting beyond the aortic lumen in the aortic wall and are commonly seen on multidetector computed tomography (MDCT) scans of the chest and abdomen. F...

Aortic aneurysms remain a significant problem in the population, and there is a concerted effort to identify, define, image, and treat these conditions to ultimately improve outcomes. The rapid development of diagnostic modalities, operative strategies, and endovascular techniques within the realm of this aortic disease has transformed the field an...

Pulmonary sequestration (PS) is a rare congenital broncho-pulmonary malformation. The main feature of this disease is that partial lung tissues separate from the main lung during the embryonic period, receiving blood supply from systemic circulation arteries. Pathogenesis of PS is not clear, and categorized into congenital and acquired PS. We repor...

Isolated herniation of the pancreas through a gastroesophageal hiatus is an extremely rare condition, and only one case has been reported in the world literature. We describe a MDCT diagnosis of isolated partial hiatal hernia containing the body of a normal pancreas in an asymptomatic patient, give an anatomical explanation and review the correspon...

A 41-year-old asymptomatic Italian male underwent cardiologic screening before blood donation. A transthoracic echocardiogram showed a huge right coronary artery (RCA) aneurysm continuing into a very twisted, worm-like channel, apparently draining into the right atrium (RA), suggesting the diagnosis of RCA-RA coronary fistula. Multidetector compute...

a b s t r a c t A young woman with a clinical history characterized by recurrent respiratory infections, occurring since early infancy, was referred to our hospital. When the patient was a young girl, she underwent sweat chloride test, serum analysis of immunoglobulins, and evaluation of blood lymphocyte subsets; all these diagnostic tests were nor...

With the development of minimally invasive surgical techniques, endovascular stent-graft placement has become an accepted and widely used alternative to the traditional surgical repair of aortic disease and is gaining acceptance as the treatment of choice. Many studies show that endovascular stent-graft therapy is safe and effective, although compl...

Nontraumatic acute thoracic aortic syndromes (AAS) describe a spectrum of life-threatening aortic pathologies with significant implications on diagnosis, therapy and management. In this context, multidetector computed tomography (MDCT) is the gold standard due to its intrinsic diagnostic value; its performance approaches 100% sensitivity and specif...

A 47-year-old man was admitted to our hospital for septic fever. Multidetector computed tomography showed a pulmonary cavitated consolidation that was partially filled by low-density material and an interrupted rim of soft tissue in adjacent mediastinum, lining an inhomogeneous fat density area. Lung consolidation presented a bronchogram fluid sign...

Rib chondro-osteitis is rare and usually caused by tuberculosis. A 63-year-old man presented with fever, painful swelling, and a burning sensation in the parasternal right submammary region. He had a history of cardiac interventions: percutaneous transcatheter angioplasty with stenting 1 year prior and coronary artery bypass graft surgery 16 years...

To evaluate whether the histology and grading of solitary pulmonary nodules (SPNs) correlated with the results of dynamic multiphase multidetector CT (MDCT) and the [(18)F]fluorodeoxyglucose standardised uptake value (SUV) in 30 patients. Chest x-rays of 270 patients with incidentally detected SPNs were retrospectively evaluated. Thirty patients wi...

Aim To evaluate whether the histology and grading of solitary pulmonary nodules (SPNs) correlated with the results of dynamic multiphase multidetector CT (MDCT) and the [ 18 F]fluorodeoxyglucose standardised uptake value (SUV) in 30 patients. Methods Chest x-rays of 270 patients with incidentally detected SPNs were retrospectively evaluated. Thirty...

Arterial tortuosity syndrome is a connective tissue disorder characterized by elongation and tortuosity of large elastic arteries, potentially resulting in multiple vascular stenoses. This paper reports a novel hybrid strategy to treat 'complex' bilateral peripheral pulmonary artery stenoses consisting of transcatheter stent implantation via midlin...

The habitual use of narcotics may result in various chest complications, including pulmonary and aspiration inflammation, cardiogenic pulmonary edema, acute pulmonary damage, pulmonary hemorrhaging, barotrauma, and septic embolism. Drugs that may play a role in chest distress include cocaine, heroin, opiates, and amphetamine derivations. The author...

Arterial tortuosity syndrome is a rare connective tissue disorder characterized by elongation and tortuosity of large elastic arteries resulting in multiple vascular stenoses. This article reports on a novel hybrid transcatheter-surgical strategy to treat bilateral peripheral pulmonary artery stenoses due to this syndrome. Operation consisted of st...

Diffuse alveolar Hemorrhaging after cocaine use : a case report. The abitual use of narcotics may result in various chest complication, including pulmonary and aspiration inflammation, cardiogenic pulmonary oedema , acute pulmonary damage, pulmonary hemorrhaging, barotrauma and septic embolism. Drugs that may play a role in chest distress include c...

1. Aneurisma infiammatorio dell’arteria epatica con fistola duodeno-aneurismatica. 2. Flogosi con dilatazione parietale dell’arteria e presenza di tessuto di granulazione, che invade i piani periviscerali. 3. L’ecografia, utile nel rilievo della lesione aneurismatica e nello studio delle strutture periviscerali. L’angiografia tradizionale può esser...

Thoracic aortic diseases (TAD) are relatively frequent conditions associated with high mortality. Recently, several reports have demonstrated the safety and efficacy of endovascular stent-graft (EVG) placement for TAD as an alternative to open surgery. We report our experience in management of thoracic aortic syndrome on 56 consecutive patients wit...

Gastric blunt traumatic injuries are uncommon and their radiological appearance has been infrequently reported in medical literature. These injuries are difficult to diagnose preoperatively, though they require immediate recognition to minimize their otherwise high mortality and morbidity. The aim of our study is to describe the radiological appear...

Objective: Small-bowel obstruction from gallstone impaction is a pathological entity frequently observed in elderly patients with a history of cholelithiasis or cholecystitis. Diagnostic imaging plays a great role in the management of patients with suspected gallstone ileus and overall in the correct predictive diagnosis: in the last years, some e...

Pulmonary artery stenosis is a frequent complication seen after surgical repair of tetralogy of Fallot. In this setting, endovascular stent implantation is now accepted as the first-choice therapeutic option. However, angiographic imaging still being held as mandatory to check the stent position before final deployment, this procedure is not consid...

Portomesenteric pneumatosis has been traditionally associated with intestinal infarction and poor outcome; however, recent studies have questioned its clinical value. To assess its diagnostic and prognostic significance we have retrospectively evaluated 47 patients correlating the CT finding of portomesenteric vein gas with clinical data and outcom...

This report describes a patient who presented to our hospital in stable condition without signs of circulatory or respiratory failure following previous surgery for blunt abdominal trauma. The diagnosis of rupture of the pericardium with luxation of the heart was suggested on chest X-ray and CT. Left anterior thoracotomy revealed a 6-cm longitudina...

To assess the diagnostic accuracy and the possible role of ultrasonography (US) and Computed Tomography (CT) in a small group of patients who had a blunt abdominal trauma involving the gallbladder. We retrospectively reviewed the US and CT findings of five patients with surgically confirmed post-traumatic gallbladder injury. The whole series consis...

The most frequent cause of pneumoperitoneum is gastroduodenal ulcer. Perforations of the small bowel are uncommon compared with perforations of the rest of the alimentary tract and radiological findings of jejunoileal perforation have not been frequently reported. The aim of our retrospective study was to assess the CT findings in 18 patients with...

We retrospectively reviewed the CT findings of the acute abdomen patients examined in the last two years to investigate the frequency of a new CT sign of intestinal infarction, the pneumoretroperitoneum, and its association with other CT findings highly suggestive of this condition. The CT findings of 60 patients with diagnostic confirmation of int...

Gallstone ileus is a mechanical obstruction of the gastrointestinal tract caused by the impaction of one or more gallstones within the bowel lumen. The insidious clinical presentation and the lack of specific signs of biliary disease are responsible for the delayed preoperative diagnosis which leads to an overall mortality rate of 15%. A series of...

To evaluate conventional radiography, US and CT in identifying jejuno-ileal perforation. We retrospectively reviewed the findings of conventional radiography, US and CT in 13 consecutive patients with surgically proven jejuno-ileal perforation. The site of perforation was the ileum in 10 cases and the jejunum in 3 cases. Free gas was identified in...

CT is currently the most accurate technique to study pancreatic parenchyma traumas. We examined six patients with pancreatic injuries due to a car crash in five cases and to a gunshot in one using a 3rd generation CT unit with 8- and 4-mm slices in the upper abdomen and pancreas, respectively; a contrast agent was administered i.v. US was performed...

Ischemic bowel disease is a rare disorder whose incidence is increasing as the mean age of the population increases. Diagnosis by clinical, laboratory and radiologic means is often difficult, and delay in definitive therapy results in substantial morbidity and mortality. A series of 26 consecutive patients, with proved acute superior mesenteric isc...

A 20-year-old man with massive ileal enterolithiasis was investigated with plain radiography, ultrasound, computed tomography, barium follow through and double contrast barium enema. Ileocecal valve agenesis was found at surgery. The enteroliths were located in the distal ileum, which communicated with the large intestine via an ileotransverse fist...

The definition "osteochondritis dissecans" of the talus improperly includes a variety of diseases involving the chondral surface of the talus dome and the relative subchondral bone. To investigate the CT diagnostic potentials in the study of these conditions, 35 patients complaining of a "painful ankle" were examined with plain radiography and axia...

We report on the retrospective analysis of a series of 11 patients with blunt laryngeal injuries examined with Computed Tomography (CT), conventional radiology and laryngoscopy, to compare the diagnostic yield of each technique. Conventional frontal and lateral radiographs showed subcutaneous emphysema in 5 patients, with soft tissue swelling in 4,...

The normal laryngeal and perilaryngeal structures (neither nodal nor vascular) of 120 healthy and informed volunteers and of 46 patients with extralaryngeal neck conditions were studied with ultrasonography (US). The study was performed with a high-frequency linear probe on the transverse and sagittal planes; the patients were examined supine, with...

Our study was aimed at comparing the therapeutic efficiency of single and double lumen catheters in the drainage of abdominal fluid collections. We report the results of in vitro and in vivo studies carried out to assess the usefulness of each catheter type based on its therapeutic results. In the in vitro study the aspiration efficacy of the cathe...

It is known that an acute postemetic injury may evoke a spontaneous rupture of the oesophagus. This spontaneous rupture may produce an intramural hematoma or a laceration of the oesophagus wall. The intramural hematoma is restricted to the esophageal wall and may produce a fistula into the lumen of the oesophagus (with creation of a double lumen) o...

The authors describe the results of their series of 260 fine (22G) needle aspiration biopsies (FNAB) of thoracic and abdominal lesions. Diagnostic accuracy, technique, eventual complications are valued. They recommend that this diagnostic procedure is performed with 22G needle and scrupulous technique; the FNAB, if so carried out, is a sure, quick...

PURPOSE/AIM To summarize our experience with the presentation, diagnostic approach, management and outcomes of unusual post endovascular aortic repair complications, to highlight their significance and to increase their familiarity within the imaging community. Increasing awareness of these complications may facilitate rapid diagnosis, triage and t...