21 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 Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... • JC-virus PCR sensitivity ... analysis has a sensitivity ... #Infections #differential ... InfectiousDiseases #Neurology
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... Pneumocystis pneumonia (late ... > 1.5) with a sensitivity ... Periodic paralyses CNS ... #differential #
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... pleocytosis • A mildly elevated ... pleocytosis with an elevated ... CSF has a 99% sensitivity ... Singh @rav7ks #CNS
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... Collapse: • Pathophysiology ... Decreased pulse rate ... normal/mildly elevated ... heat #illness #differential
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
syndrome • Erythema elevatum ... neuropathy) • Systemic late-onset ... Scleromyxedema (CNS ... +GI+CVS+joints) ... Hematology #Monoclonal #Differential
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
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Pulse Pressure - Differential ... Diagnosis and Pathophysiology ... overdrive • Elevated ... fibrillation at a rate ... #Diagnosis #Pathophysiology
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
65 years PBC Pathophysiology ... • Jaundice (later ... normal or slightly elevated ... Normal early on but elevated ... bile ducts Differential
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... the muscles that elevate ... CN III palsy 2. ... #Differential # ... Diagnosis #ophthalmology