6 results
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
CNS Ring-Enhancing ... Diagnosis • Infections ... Metastases (lung, breast ... StanfordChiefs #CNS ... #Ring #Enhancing
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Immunocompetent Multiple Ring-Enhancing ... Infectious: ... an incomplete ring ... differential #diagnosis #causes
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... Imaging: - MRI - ring ... Demyelinating disease caused ... periventricular areas ... punched-out" cystic lesions
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
dysfunction • Imaging: ring-enhanced ... • Usually is a complication ... surrounding edema and ring-enhancement ... neurological symptoms • Caused ... or abruptly • CN
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
white or yellow areas ... white ischemic lesions ... hypo-pigmented ring ... around atrophic areas ... signs #symptoms #complications
Genital Ulcers - Atypical causes of genital ulcers that can be difficult to diagnose & manage.
Ulcers - Atypical causes ... Infections - ... serpiginous or ring-shaped ... Lipschutz ulcer Vulvar lesions ... Ulcers #Atypical #causes