15 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Ill (Oculomotor ... ) Nerve Palsy ... • CN VI (Abducens ... ophthalmology #neurology #differential ... #diagnosis #ocular
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Pupillary Defects - Differential ... Diagnosis Algorithm ... pilocarpine • Oculomotor ... Nerve/Fascicle ... (Other CN Ill Findings
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... #differential # ... #extremity #msk ... #physicalexam
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... purely sensory nerve ... MeralgiaParesthetica #MSK ... pathophysiology #differential ... #diagnosis #signs
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
) - Differential ... Diagnosis Framework ... otalgia C2 and C3 ... the tragus to differentiate ... #diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Diagnosis Framework ... , palsy of the abducens ... nerve, and impaired ... #Infections #differential
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
and Headache - Differential ... Diagnosis Framework ... Trochlear headache • CNS ... the trigeminal nerve ... #diagnosis #ophthalmology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Approach to Joint Pain ... visceral organ or nerve ... #MSK #rheumatology ... approach #workup #differential ... #diagnosis #arthritis
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... (CN 8) ... Noise trauma ○ MS ... #Diagnosis #otology
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
Differential diagnosis ... Multiple Sclerosis: CNS ... prominent cranial nerve ... Transverse myelitis: Pain