16 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... Nerve palsy • CN ... Cavernous Sinus (CS ... #Localization #ophthalmology ... #neurology #differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... + toxo IgG • CNS ... PCR 50% sensitive ... Lesions #Brain #differential ... causes #radiology #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Toxoplasma gondii PCR ... • JC-virus PCR ... #Infections #differential ... InfectiousDiseases #Neurology
Algorithm showing a stepwise approach to the assessment and investigation of a possible neuropathy. CIDP, chronic
Charcot-Marie-Tooth; EMG ... pressure palsies; NCS ... #Diagnosis #Neurology ... Algorithm #Evaluation #Differential
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... Unilateral Mydriasis: CN ... Ill paralysis (PCA ... Mydriasis #Miosis #differential ... #diagnosis #ophthalmology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
basal ganglia, CNS ... CNS symptoms (headache ... Behcet disease) Differential ... inhibitors • Uveitis- Ophthalmology ... collaboration • CNS
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Bacterial Meningitis - Differential ... Singh @rav7ks #CNS ... #Infections #differential ... #diagnosis #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Young females Differential ... Diagnosis: • CN ... #PhysicalExam #neurology ... #ophthalmology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... pulmonary etc) • CNS ... electromyographic (EMG ... #Weakness #Differential ... #Diagnosis #neurology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... And BMP Normal Values ... acidosis: - CNS ... Diagnosis #Summary #Nephrology ... Base #Gas #VBG #differential