48 results
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
JointHip Dysplasia ... Legg-Calve-Perthes Disease Knee ... Syndrome (Chondromalacia ... Deformity #Limp #MSK ... #Orthopedics #Causes
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
disruption (may be bony ... tender DIP joint ... Discharge with orthpedic ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Medial Approach Knee Intra-articular Corticosteroid Injection 

Landmark 1/3 to 1/2 way from top of patella. Find
Medial Approach Knee ... area to inject and ... osteophytes & narrowed joint ... physicalexam #procedure #msk ... #orthopedics #sports
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... joint hinge joint ... joint = hinge joint ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Osgood-Schlatter Disease - MSK ... mild bone marrow ... tibial tuberosity Differential ... Schlatter #Disease #Knee ... #msk
Patellar Ballottement Test for Knee Effusion on Physical Examination

With the patient supine, the leg can be
Test for Knee Effusion ... better assess for joint ... Ballottement #Test #Knee ... clinical #video #msk ... #sports #orthopedics
Thomas' Test for Hip Flexure Contracture

Thomas' Test assesses for hip flexure contracture.
One hip is maximally flexed
One hip is maximally ... flexes at the knee ... and rises off the ... clinical #video #sports ... #msk #orthopedics
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
Acromioclavicular Joint ... Anterior Medial Thigh Hip ... Femoral Condyle Knee ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Fever/Chills/Joint ... Intra-articulation fracture - Patellar ... - Aneurysmal bone ... #diagnosis #msk
Extreme Patellofemoral Joint Instability (PFJI)

In this video you can see an extreme rare case of bilateral
Patellofemoral Joint ... hip abductor weakness ... #PhysicalExam #Sports ... #Orthopedics #Knee ... #msk