Olive Anagu’s research while affiliated with University of California, Irvine and other places

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Publications (8)


Evaluating a Nurse-Driven Protocol for Indwelling Bladder Catheter Removal in Patients With Traumatic Brain Injury
  • Article

April 2025

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7 Reads

Journal for Healthcare Quality

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Aeryus Holloway

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[...]

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Victor C. Joe

Introduction Catheter-associated urinary tract infections (CAUTIs) are common complications in patients with traumatic brain injury (TBI) who require indwelling bladder catheters (IBCs). This study examined the impact of an Acute Urinary Retention Algorithm (AURA) nursing protocol that incorporates intermittent catheterization (IC) on CAUTI incidence. Methods A retrospective analysis was conducted on TBI patients with IBCs placed between 2018 and 2022 at a Level I trauma center in Southern California. Catheter-associated urinary tract infection incidence and catheter-associated complications were compared between patients treated with and without the AURA protocol. Results Among 73,005 patients with IBC, 255 had TBI and were admitted to the intensive care unit. Only 27 (10.6%) patients had catheters removed through the AURA protocol and had longer dwell times than the nonprotocol patients (2.59 vs. 2.44 days, p < .001). Catheter-associated urinary tract infection incidence was statistically similar between the protocol (7.4%) and nonprotocol groups (3.5%) ( p = .327). However, patients who developed CAUTI were more likely to have undergone more than one IC. Conclusions Timely removal of IBCs is crucial to minimizing the risk of CAUTI. This study highlights the underutilization of nurse-driven protocols such as AURA and suggests a careful application of IC in such protocols because of its potential association with increased CAUTI risk.




The emerging role of photodynamic therapy in the treatment of cutaneous infections

November 2024

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15 Reads

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2 Citations

Italian Journal of Dermatology and Venereology

Introduction: Cutaneous infections pose ongoing challenges to standard treatments due to resistance and limited efficacy. Photodynamic therapy (PDT) emerges as a promising supplement or an alternative to address complicated cases. In this review, we comprehensively review PDT's safety and efficacy in treating cutaneous infections. Evidence acquisition: A PubMed systematic review with search terms for PDT treatment, hair, skin, and nail infections. Evidence synthesis: There were a total of 43 studies on the use of PDT in cutaneous infections which discussed the treatment of viral (N.=20), bacterial (N.=11), fungal (N.=9), and protozoal (N.=3) infections. There is evidence for using PDT, mostly 5-aminolevulinic acid (5-ALA) and methyl aminolevulinate (MAL), in the treatment of cutaneous infections. Most evidence for viral infections involved treatment with 5-ALA PDT in condyloma acuminatum (CoAc), verruca vulgaris, and molluscum contagiosum. In bacterial infections, 5-ALA and MB PDT have been used to achieve complete remission in refractory Pseudomonas and atypical mycobacteria infections without recurrence. In onychomycosis, MAL PDT achieved a 40.9% cure rate and MB PDT showed a 77.8-100% cure rate with no reports of recurrence. Parasitic infections, such as leishmaniasis have also been successfully treated with both 5-ALA and MAL PDT. Conclusions: PDT is a promising treatment option for cutaneous infections, with growing evidence for its utility in treating cutaneous bacterial, viral, fungal, and parasitic infections, particularly those that fail standard treatments. Side effects were mostly limited to localized pain with good outcomes and low recurrence rates.


Clinical characteristics of alopecia areata (AA) and rheumatoid arthritis (RA) patients on tofacitinib.
Serious adverse events in patients with alopecia areata (AA) and rheumatoid arthritis (RA) on tofacitinib (odds ratio) between age-, sex-, and race-matched cohorts.
Characteristics and Outcomes of Patients on Tofacitinib for Alopecia Areata or Rheumatoid Arthritis: A Retrospective Cohort Study
  • Article
  • Full-text available

January 2024

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130 Reads

Pharmacoepidemiology

Tofacitinib is a Janus kinase inhibitor (JAKi) that is used off-label for the treatment of alopecia areata (AA). Its boxed warning includes an increased risk of serious adverse events (SAEs) based on the results of a safety trial in rheumatoid arthritis (RA) patients taking the medication. The purpose of this study was to investigate the differences in patients’ characteristics and SAEs profiles between RA and AA populations taking tofacitinib. The cohorts were constructed using the TrinetX database to identify the patients who were prescribed tofacitinib for RA or AA between October 2012 and October 2023. A total of 22,873 patients were included in this analysis, with 21,080 individuals in the RA cohort and 1793 individuals in the AA cohort. After matching for age, sex, and race, each cohort had a sample size of 1482. Data on the patients’ sex, age, race, comorbidities, concomitant medications, and associated SAEs were collected. The cohorts were compared by calculating the odds ratios and tested for significance associations using Fisher’s Exact Tests. Both the RA and AA cohorts were predominantly female (RA 79%, AA 70%), with mean ages of 61 ± 14 years and 38 ± 19 years (p-value < 0.0001), respectively. Both the groups showed similar racial distributions. The RA cohort had increased rates of hypertension, obesity, type 2 diabetes mellitus, and nicotine dependence compared to those of the AA cohort (p-value < 0.0001). With the exception of cyclosporine and azathioprine, the percentage of concomitant medication use was higher in all the categories in the RA cohort than those in the AA cohort (p-value < 0.0001). Higher rates of adverse events were seen in the RA cohort across all the categories, except myocardial infarction, stroke, and lymphomas/hematopoietic malignancies. Our findings show that the SAEs on the boxed warning of tofacitinib should be strongly considered when being used off-label for the treatment of AA. Clinicians must carefully assess the individual patient factors when determining the appropriateness of tofacitinib use.

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Underrepresented Groups and Perceived Educational Barriers for Residency and Fellowship Success

December 2023

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26 Reads

Journal of Drugs in Dermatology

Background: The study aimed to compare barriers perceived by medical students and resident physicians identifying as of underrepresented groups in medicine (UIM) and/or as sexual and gender minorities (SGM) to individuals not identifying with these groups, especially for trainees with an interest in dermatology. Methods: Cross-sectional survey of medical students and resident physicians based in the United States from February 2021 to July 2021, with subgroup analysis of trainees with interest in dermatology. Findings: Among trainees interested in dermatology, the most notable barriers for the UIM group were 1) lack of home program in specialty/fellowship of interest (4.71±1.73); 2) lack of connections/networking opportunities (4.14±1.29); 3) lack of opportunity to obtain AOA membership (4.00±1.96); 4) obtaining mentorship (4.00±1.47); and lack of diversity in specialty/fellowship of interest (3.93±1.14). Conclusions and relevance: Increasing focused mentorship programs and fostering environments that embrace diversity are key to reducing perceived barriers for minority candidates. J Drugs Dermatol. 2023;22(12):1210-1215. doi:10.36849/JDD.7528R1.


Perceived Barriers to Career Advancement: Medical Students and Resident Physicians

October 2023

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25 Reads

Journal of Drugs in Dermatology

Background: The path to becoming a physician is challenging, with various barriers influencing medical student and resident physician residency and fellowship training career decisions. Studies comparing perceived obstacles at disparate training levels are limited and given these obstacles are dynamic, studies are frequently needed to evaluate perceived barriers to pursuing residency specialty or fellowship of interest for physician trainees. Objective: To evaluate and compare perceived barriers to obtaining residency specialty or fellowship of choice for medical students and resident physicians, respectively. Methods: A Likert scale survey assessing perceived barriers was administered via the listservs of medical schools and organizations in 2021. Differences in the Likert scale score mean between medical students and resident physicians were measured with student t-tests (2-sided). Results: A total of 404 medical trainees participated (301 medical students and 103 resident physicians). Medical students indicated lack of opportunity to obtain alpha omega alpha membership as the most crucial perceived barrier (mean Likert scale score ± standard deviation, 4.01±1.97), followed by USMLE Step 1 score (3.92±1.89) and lack of home program in specialty/fellowship of interest (3.62±1.85). Similarly, resident physicians implicated the lack of a home program in a specialty/fellowship of interest as the most prominent barrier (3.48±1.78), followed by lack of connections/networking (3.17±1.50) and probability of matching (3.14±1.44). Conclusions: The lack of a home program was an important barrier to pursuing a specialty or fellowship of choice for both medical students and resident physicians, respectively, and may have been heightened during the COVID-19 pandemic. J Drugs Dermatol. 2023;22(11):e17-e20 doi:10.36849/JDD.7005e.


Figure 3. Hypopigmented scar.
Laser Treatment of Hypopigmentation in Scars: A Review

November 2021

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193 Reads

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14 Citations

Dermatologic Surgery

Background: Despite history of multiple treatment modalities, repigmentation of hypopigmented scars remains a difficult clinical problem. Objective: The purpose of this review is to evaluate the literature on laser and combination laser plus adjunct topical therapy for hypopigmented burn and traumatic scars. Materials and methods: A search on PubMed and on Oxford Academic was conducted with additional relevant literature obtained from reference lists. Results: Treatment regimens that address hypopigmentation within scars were reviewed. A combination of nonablative fractional or ablative fractional laser treatment with topical prostaglandin analogue with or without topical retinoid were found to result in superior repigmentation. Conclusion: Reliable improvement of hypopigmentation in scars after laser treatment is challenging. Laser can achieve success in some cases. Ultraviolet laser can achieve modest repigmentation; however, results are short-lived and require continued re-treatment. Modest improvement in pigmentation is seen with nonablative fractional laser or ablative fractional laser alone and enhanced repigmentation is demonstrated when combining fractional laser resurfacing with topical application of synthetic prostaglandin analogues and other known modulators of melanogenesis.

Citations (2)


... Trotzdem muss erwähnt werden, dass nach wie vor Langzeitdaten nach Behandlung der Onychomykose mit Laser fehlen. Der photodynamischen Therapie (PDT) kommt zunehmender Stellenwert bei der Behandlung kutaner Infektionen durch Bakterien, Viren und Pilze zu [7]. Auch zur Onychomykosebehandlung mittels PDT gibt es Erfolg versprechende Ergebnisse. ...

Reference:

Onychomykose bei Kindern und Jugendlichen – Kasuistik und Übersicht über die LiteraturOnychomycosis in children and adolescents—case report and overview of the literature
The emerging role of photodynamic therapy in the treatment of cutaneous infections
  • Citing Article
  • November 2024

Italian Journal of Dermatology and Venereology

... Despite the relative success of these treatment methods, dealing with hypopigmented and depigmented scars resulting from burns has consistently posed a significant challenge for medical professionals [8]. Suggested treatments for hypopigmented scars include intensive pulsed light, topical daylight psoralen UVA therapy, and fractional CO2 laser, all of which have been associated with some degree of therapeutic success [9]. ...

Laser Treatment of Hypopigmentation in Scars: A Review

Dermatologic Surgery