13 results
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Pivot-Shift Test ... dr.dold.md #Pivot ... #Shift #PivotShift ... test #ACL #Knee #Injury
Normal (Negative) Pivot-Shift Test for ACL Knee Injury

Andrew Dold, MD @dr.dold.md

#Pivot #Shift #PivotShift #test #ACL #Knee
Normal (Negative) Pivot-Shift ... Test for ACL Knee Injury ... dr.dold.md #Pivot ... #Shift #PivotShift ... test #ACL #Knee #Injury
Pivot Shift test for Knee Instability

The patient lies supine while the examiner grasps the leg by
Pivot Shift test ... indicating likely ACL Injury ... PT_yuu_mizu628 #Pivot ... #Shift #PivotShift ... test #ACL #Knee #Injury
Reverse Pivot Shift Test on Physical Exam

Dx: Posterolateral corner injury; but beware proximal tib/fib instability 

Kendall
Reverse Pivot Shift ... Posterolateral corner injury ... Posterolateral #corner #injury ... #Reverse #Pivot ... #Shift #Test #PhysicalExam
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
syndrome, Electrical injury ... exhaustion, Heat iniury ... Shift of extracellular ... fluid into injured ... Monitor potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Trauma/Crush injury ... • Recent IV potassium ... Intracellular Shift ... diagnosis #causes #potassium
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Electrical injury ... exhaustion, Heat injury ... Shift of extracellular ... fluid into injured ... Monitor potassium
Isolated Anterior Cruciate Ligament (ACL) Injury: Pathogenesis and clinical findings
 • Feeling a "pop"
 • Acute
Ligament (ACL) Injury ... Lachman's test + Pivot ... Shift test + Anterior ... AnteriorCruciateLigament #ACL #Injury
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Trauma/Crush injury ... • Recent IV potassium ... Intracellular Shift ... diagnosis #causes #potassium
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
ongoing rhabo, crush injury ... cardiac membrane Shift ... treatment Remove potassium