16 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
injuries: distal radius ... fracture, scaphoid ... fracture, perilunate ... Scaphoid #Carpal #Radiology ... #Orthopedics #Sports
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Posterior Elbow Dislocation ... lateral epicondyle > radial ... + radial head fracture ... #Posterior #Radiology ... #Orthopedics #Sports
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
with the distal radius ... injuries: Carpal fracture ... styloid fracture ... Wrist #Carpal #Radiology ... #Orthopedics #Sports
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Triquetral Fracture ... injuries: Perilunate dislocation ... , distal radius ... Wrist #Carpal #Radiology ... #Orthopedics #Sports
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 ... Intra-articulation fracture ... - Patellar dislocation ... #Effusions #causes ... diagnosis #msk #physicalexam
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
ulnar shaft with radial ... head dislocation ... head dislocation ... ), compartment syndrome ... Forearm #Ulnar #Radiology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... sensory #motor #arm #physicalexam
Patellar dislocation 
Patella dislocation refers to when the kneecap is completely displaced out of its normal
patella is primarily caused ... direct blow) to the knee ... Clinical #Video #PhysicalExam ... #Sports #Orthopedics ... #Knee #msk
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
tears of gluteus medius ... Greater Trochanter Fracture ... • Hip dislocation ... Valgus position of knee ... pathophysiology #causes
Adie's Pupil on Physical Exam

Adie's pupil is a neurological disorder characterized by a tonically dilated pupil
i.e., light-near dissociation ... It is caused by ... Deepak Gupta #Adies ... #Pupil #PhysicalExam ... ophthalmology #neurology #syndrome