12 results
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
Interesting knee ... dr.dold.md #Varus #StressTest ... Clinical #Video #PhysicalExam ... #Sports #Orthopedics ... #Knee #lateral
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 ... bearing after injury ... - Acute rheumatic ... diagnosis #msk #physicalexam
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
- Differential ... K+: • Tissue injury ... • Tumor lysis syndrome ... • Metabolic acidosis ... glycosides • High acute
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Kidney Injury (AKI ... ) - Differential ... Kidney Injury ( ... • Hepatorenal syndromes
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... osmolarity If cause ... hepatitis serology, HIV ... • Cardio-renal syndrome ... #Kidney #Injury
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Herpes zoster - HIV ... Trauma • Crush injury ... Immobilization) • Acute ... extremity #msk #physicalexam
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
- Differential ... liver or renal injury ... cardiac output - Acute ... - Compartment syndrome ... peritonitis - Acute
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Deformity / Limp - Differential ... Legg-Calve-Perthes Disease Knee ... Patellofemoral Syndrome ... Diagnosis #Algorithm #Orthopedics ... #Causes
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
Orthopedic Emergencies ... • Syndrome caused ... tibia/fibula) and hip ... days after an acute ... injury or after
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
DISLOCATION: ~25% cases ... Check hip and ankle ... Compartment syndrome ... consider compartment syndrome ... trauma/vascular/orthopedic