6 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Immunocompetent Multiple Ring-Enhancing ... including: M, avium, TB ... an incomplete ring ... #diagnosis #causes
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
evaluating multiple ring-enhancing ... lesions in immunocompetent ... ringenhancing #lesions ... #cns #brain #diagnosis ... differential #algorithm #causes
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
dysfunction • Imaging: ring-enhanced ... contrast enhancement Brain ... surrounding edema and ring-enhancement ... neurological symptoms • Caused ... or abruptly • CN
Genital Ulcers - Atypical causes of genital ulcers that can be difficult to diagnose & manage.
Ulcers - Atypical causes ... - Other rare: TB ... ), TB (can be anything ... serpiginous or ring-shaped ... Lipschutz ulcer Vulvar lesions
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
present in 15% of cases ... Imaging: - MRI - ring ... parietal - Size lesions ... Demyelinating disease caused ... periventricular areas
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
erythematous concentric rings ... to have a "wood-grain ... lung, esophageal, breast ... classic targetoid lesions ... endemic mycoses, TB