12 results
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Common Hand Fractures ... injury to the lateral ... XRay #Radiology #Wrist ... #differential # ... diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Triquetral Fracture ... most commonly fractured ... common carpal bone fracture ... radius or ulna fractures ... Triquetral #Triquetrum #Fracture
Causes of Common Accidental and Non-Accidental Pediatric Fractures - Differential Diagnosis Algorithm
Accidental Trauma
 - Distal Radius
Non-Accidental Pediatric Fractures ... ) - Clavicle Fracture ... Tibia Fibular Fracture ... - Elbow ... condylar • Lateral
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
humerus; simple = no fracture ... , complex = fracture ... associated injuries: Fractures ... + radial head fracture ... coronoid process fracture
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral ... injuries: Carpal fracture ... radial styloid fracture ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports
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
C6 Dorsal Thumb Wrist ... Middle Finger Elbow ... Hamstring Reflex S1 Lateral ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... dorsum of foot and lateral ... such as fibular fracture ... Dermatomes #Myotomes #diagnosis ... sensory #motor #leg #physicalexam
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Diagnosis Framework ... Intra-articulation fracture ... #diagnosis #msk ... #physicalexam
Facial Swelling - Differential Diagnosis Framework for Facial Edema

Infectious:
	• Dental abscess
	• Ludwig's angina
	• Vincent's angina
	• Cellulitis
	•
hematoma • LeFort fractures ... midface • Facial fractures ... Zygomatic arch fractures ... • Nasoethmoid fractures ... #Diagnosis #PhysicalExam
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
injury of the knee ... Can get chondral fractures ... Differential diagnosis ... : • Patella fracture ... with or without a fracture