14 results
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
Interesting knee ... injury in a young ... corner (PLC) of the knee ... #PhysicalExam #Sports ... #Orthopedics #Knee
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... bearing after injury ... injuries - Meniscal injury ... Effusions: - Hematologic ... Effusions #causes #differential
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 ... Femoral Condyle Knee ... #SpinalCord #Injury ... NerveRoots #Levels #differential
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
predispose to other orthopedic ... common sites: hip ... • Differentiate ... SickleCell #Disease #differential ... diagnosis #causes #hematology
Lachman Test for ACL Injury

The patient lies supine and with the knee in ~20-30 degrees of
Lachman Test for ACL Injury ... supine and with the knee ... degrees of flexion, hip ... physicalexam #msk #orthopedics ... #sports
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... - Differential ... hemolysis, bleeding, hematoma ... #hepatitis #differential ... diagnosis #algorithm #hepatology
Gaenslen's Test (Gaenslen's maneuver) for Sacroiliac Joint Injury

The patient dangles the symptomatic leg over the side
Sacroiliac Joint Injury ... of the table, knee ... #SIJoint #hip # ... physicalexam #msk #orthopedics ... #sports
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Hepatitis • Hematoma ... Herpes zoster - HIV ... Trauma • Crush injury ... #Leg #pain #differential
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
ALF): • Liver injury ... hepatocellular injury ... hemolysis, bleeding, hematoma ... chemistry #diagnosis #differential ... #Hepatology #transaminitis
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Deformity / Limp - Differential ... Joint • Hip Dysplasia ... Legg-Calve-Perthes Disease Knee ... Deformity #Limp #MSK #Differential ... Diagnosis #Algorithm #Orthopedics