20 results
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Upper Extremity ... Nerve • Median ... sarahthelyon #Upper #Extremity ... #Pathologies #differential ... diagnosis #Neuropathy #anatomy
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
• Wrist Drop - Radial ... Benediction - Median ... Nerve #Injuries #Anatomy ... #Differential # ... Diagnosis #MSK #
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... #UpperLimb #Extremity ... sensory #motor #arm #physicalexam
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
Peripheral Edema - Differential ... Framework for Lower Extremity ... Unilateral Lower Extremity ... Peripheral #Edema #differential ... #PhysicalExam #
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... • Cauda Equina Syndrome ... Medical Emergency ... #LowerLimb #Extremity ... sensory #motor #leg #physicalexam
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... cyanosis - Cool extremity ... #Leg #pain #differential ... diagnosis #lower #extremity ... #msk #physicalexam
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
Peripheral Causes - Differential ... • Cogan's syndrome ... toxicity • Otitis media ... Amy Chung, MD, MSc ... Peripheral #Causes #Differential
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Daytime Sleepiness - Differential ... Restless Legs Syndrome ... Hypoventilation Syndrome ... Medical/Psychiatric ... Parkinson's, MS)
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Seronegative Reactive Syndrome ... Effusions #causes #differential ... #diagnosis #msk ... #physicalexam
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
external factors • Median ... arcuate ligament syndrome ... - Extremely lean ... Ehlers-Danlos Syndrome ... Abdominal #Pain #differential