31 results
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Cord Injury ... Anterior Medial Thigh Hip ... Jerk Reflex L5 ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Finger deformity caused ... : Hyperflexion injury ... Mallet #Finger #Radiology ... #XRay #Diagnosis ... #MSK
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 ... Diagnosis Framework ... bearing after injury ... diagnosis #msk #
Acute Joint Pain - Vitamin CD Mnemonic
Vascular
Infectious
Trauma - Multiple injury sites, Open Fracture, Infectious joint pain
Autoimmune
Trauma - Multiple injury ... VitaminCD #Mnemonic #MSK ... #Orthopedics #differential ... #diagnosis #Causes
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Diagnosis Algorithm ... Legg-Calve-Perthes Disease Knee ... Deformity #Limp #MSK ... #Differential # ... #Orthopedics #Causes
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Diagnosis Algorithm ... rash) • Primary HIV ... Infectious #JointPain #MSK ... #Differential # ... #Orthopedics #Causes
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Bone Tumors - Differential ... Diagnosis Algorithm ... Tumors #Tumours #MSK ... #Orthopedics #Causes ... #Oncology #Radiology
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
Hyperextension injury ... Discharge with orthopedic ... Dislocation #IPJoint #Radiology ... #XRay #Diagnosis ... #MSK
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
FOPE lesion) - MSK ... Radiology Imaging ... atraumatic adolescent knee ... (save $$) Differential ... #diagnosis #msk
Causes of Pericarditis - Differential Diagnosis Algorithm
Viral:
 • Coxsackie
 • Echovirus
 • Adenovirus
 • Epstein-Barr virus
Causes of Pericarditis ... - Differential ... Diagnosis Algorithm ... • Post-cardiac injury ... #Causes #Cardiology