12 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Limb ischemia • Aortic ... refill - Poor pulses ... #pain #differential ... #extremity #msk
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Reflexes: • Knee ... Syndrome - Low back pain ... Commonly caused ... Dermatomes #Myotomes #diagnosis
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Fever/Chills/Joint pain ... Loss of signal pulses ... diagnosis #msk #
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... extremity, facial ... Reflexes: Arms or legs ... Hands or feet • Pain ... /constipation, hyponatremia
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Tibial tuberosity pain ... DOES NOT OSD in all ... tibial tuberosity Differential ... Schlatter #Disease #Knee ... #msk
Mucoid Degeneration of the ACL
Imaging Findings:
 • T2-hyperintense fluid-signal within the enlarged ACL on both the
present with chronic pain ... Differential Diagnosis ... - Can cause ... #degeneration #knee ... #msk
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Cramps: • Muscle pain ... or spasm - legs ... heat illness → Hypernatremia ... - Decreased pulse ... #diagnosis #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... Diagnosis Framework ... tract, and often causes ... diminished, or tender pulses ... extremities, upper extremity
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
< 30 years • Aorta ... arthralgia, arm/leg ... claudication, pulse ... Arteritis): • Aorta ... tract, and often causes
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
flexors of the legs ... or without back pain ... • Infectious causes ... for brain and/or optic ... #differential