41 results
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Pivot-Shift Test ... in ACL-deficient ... dr.dold.md #Pivot ... #Shift #PivotShift ... ACLTear #clinical #video
Knee Examination
Right Knee - Examination maneuvers include the Lachman (ACL), anterior drawer (ACL), Lateral pivot shift,
include the Lachman (ACL ... anterior drawer (ACL ... ), Lateral pivot ... shift, Apley compression
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 ... #Shift #PivotShift ... #test #ACL #Knee ... ACLTear #clinical #video
Lateral pivot shift test: Valgus stress on knee plus internal/external rotation of knee during knee flexion
Lateral pivot shift ... LateralPivotShift #Test #ACL
Reverse Pivot Shift Test on Physical Exam

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

Kendall
Reverse Pivot Shift ... injury #Reverse #Pivot ... #Shift #Test #PhysicalExam ... clinical #msk #video
Pivot Shift test for Knee Instability

The patient lies supine while the examiner grasps the leg by
Pivot Shift test ... indicating likely ACL ... #Shift #PivotShift ... #test #ACL #Knee ... Injury #clinical #video
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Angiotensin-converting enzyme (ACE ... • Increased EC shift ... • Exogenous (KCL ... differential #diagnosis #pathophysiology
Isolated Anterior Cruciate Ligament (ACL) Injury: Pathogenesis and clinical findings
 • Feeling a "pop"
 • Acute
Cruciate Ligament (ACL ... Lachman's test + Pivot ... Shift test + Anterior ... AnteriorCruciateLigament #ACL ... #MSK #Sports #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
that is leaky all ... (transcellular shift ... drain wide open all ... Causes #workup #nephrology
Pathogenesis and Pathophysiology of Diabetic Ketoacidosis (DKA)

DKA is a result of an absolute or relative insulin
Pathogenesis and Pathophysiology ... counterregulatory hormones act ... driven by insulin) shifts ... details of the pathophysiology ... #Pathophysiology