1996 results
Normal (Negative) Pivot-Shift Test for ACL Knee Injury

Andrew Dold, MD @dr.dold.md

#Pivot #Shift #PivotShift #test #ACL #Knee
Negative) Pivot-Shift ... dr.dold.md #Pivot #Shift ... #PivotShift #test ... clinical #video #PhysicalExam
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 ... clinical #video #PhysicalExam
Pivot Shift test for Knee Instability

The patient lies supine while the examiner grasps the leg by
Pivot Shift test ... PT_yuu_mizu628 #Pivot #Shift ... #PivotShift #test ... clinical #video #PhysicalExam
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift ... Transcellular shifts
Knee Examination
Right Knee - Examination maneuvers include the Lachman (ACL), anterior drawer (ACL), Lateral pivot shift,
Lateral pivot shift ... #Sports #Knee #PhysicalExam
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
Curve Left Shift ... Hypophosphatæmia Right Shift ... #Left #Right #Shift
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
Curve Left Shift ... Temperature Right Shift
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Transcellular Shift
Conceptual Relationship between Volume Responsiveness and Volume Tolerance

Assessing for volume responsiveness would only tell you that
Causes of "Left Shift ... Tolerance #IVFluids #Shift
5th metatarsal distal shaft fracture - Fracture detection on MSK ultrasound

The Ultrasound Site - MSK ultrasound
metatarsal distal shaft ... #metatarsal #shaft