56 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lesions • 80% with lung ... nodules, may also ... #differential # ... diagnosis #causes
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
BEE Syndromes - ... affecting the Brain ... pachymeningitis • HIV ... neuropathy (LHON) plus MRI ... noninflammatory #differential
Pseudobulbar Affect
Characteristics (These episodes usually cause distress and impairment in occupational or social functioning):
 - Extreme
distress and impairment ... Lateral Sclerosis (ALS ... ) (*main cause), ... Strokes, Traumatic Brain ... #differential #
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Generally affects long ... common sites: hip ... • XR, MRI to ... dz difficult to see
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
medications, foods, stress ... cancers, including lung ... Has more rarely been ... • This one is also ... comparison #table #differential
Great Mimickers - SHALLOTS Mnemonic

S- Syphilis - Neurosyphilis, aortitis, gummas... Granulomas can form anywhere! Skin, mucosa,
joints, bones, lungs ... H _ HIV - Hepatitis ... Could be lupus in ... the ear or brain ... Mnemonic #Diagnosis #Differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... factor • May cause ... #Infections #HIV ... AIDS #pulmonary #differential
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... Algorithm Vascular Causes ... Liver Injury: • Infectious ... CA, small cell lung ... , RBC, kidney, brain
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
or without back pain ... Brain MRI: Check ... for brain and/or ... simplex virus, HIV ... #differential
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Imaging: - MRI ... Demyelinating disease caused ... #differential # ... InfectiousDiseases #Neurology