13 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... + MRI lesions + ... nodules, may also see ... #Brain #differential ... causes #radiology #neurology
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... - MSK Radiology ... • MRI: Posterolateral ... hallucis longus Differential ... osteochondral lesion
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
(FOPE lesion) - ... description: • FOPE lesions ... atraumatic adolescent knee ... (save $$) Differential ... #lesion #clinical
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Imaging: - MRI ... parietal - Size lesions ... Enhancement: multifocal lesions ... punched-out" cystic lesions
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
BEE Syndromes - ... nervous system (CNS ... pachymeningitis • HIV ... lesions and clinical ... #Syndromes #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
pulmonary etc) • CNS ... Space occupying lesions ... Brain tumor • Lesions ... Lesions Of The Peripheral ... EMG) studies • MRI
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
ring-enhanced lesion ... Reconstitution Inflammatory Syndrome ... (IRIS): • In HIV ... ring-enhancement lesion ... Tuberculosis #diagnosis #differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... compressive cord lesion ... less swollen - Lesion ... or optic nerve lesions ... #differential
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
osteitis, cutaneous lesions ... pneumonia, skin lesions ... Leprae - Cutaneous lesions ... flare, ocular lesions ... Worsening of cutaneous lesions
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential ... Pneumonia: • 3 syndromes ... Polymorphic skin lesions ... Multiple skin lesions ... Lymphadenopathy, CNS