8 results
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
CNS Ring-Enhancing ... Metastases (lung, breast ... multiforme, Primary CNS ... 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 ... + toxo IgG • CNS ... an incomplete ring ... differential #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
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Breast Discharge ... Pregnancy, Breast ... Stalk Compression/Lesion ... Contraceptive Pill/Patch/Ring ... Endocrinology #Causes
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Imaging: - MRI - ring ... Demyelinating disease caused ... periventricular areas ... Enhancement: multifocal lesions ... punched-out" cystic lesions
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
hyalinization causes ... white or yellow areas ... white ischemic lesions ... hypo-pigmented ring ... around atrophic areas
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
dysfunction • Imaging: ring-enhanced ... lesion Pott's Disease ... 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 ... sex, in endemic areas ... serpiginous or ring-shaped ... Lipschutz ulcer Vulvar lesions ... Ulcers #Atypical #causes