22 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... , may also see skin ... Sarcoidosis • Neuro Behcets ... Lesions #Brain #differential ... causes #radiology #neurology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
injury) • Neurologic ... basal ganglia, CNS ... meningitis), MCC CNS ... disease) Differential ... diagnosis #management #signs
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
nervous system (CNS ... polychondritis • Behcet ... BEE #Syndromes #neurology ... #inflammatory #differential
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... • Meningeal signs ... Systemic symptoms and signs ... brain lesion • CNS ... Diagnosis #Algorithm #neurology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Alpha & Mu) Skin ... et diutinum Neurologic ... thrombosis+Pulm HTN+skin ... Scleromyxedema (CNS ... Hematology #Monoclonal #Differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... pulmonary etc) • CNS ... Lack of UMN/LMN signs ... #Weakness #Differential ... #Diagnosis #neurology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... blisters on the skin ... → Syncope • Signs ... Pale and sweaty skin ... heat #illness #differential
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
hypertension - CNS ... immunocompromise, CNS ... thrombophilia, neurologic ... signs/symptoms ... Dangerous #Deadly #Differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... , neurologic, and ... vasculitis • Behcet ... chorioretinitis, CNS
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Bacterial Meningitis - Differential ... Acute meningeal signs ... Singh @rav7ks #CNS ... #diagnosis #neurology