2758 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
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
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift ... Transcellular shifts
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
Spiral fracture of the distal tibial shaft with 90 degrees of lateral angulation (so the lateral
distal tibial shaft ... proximal fibular shaft ... #ortho #xray #radiology
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Transcellular Shift
Knee Examination
Right Knee - Examination maneuvers include the Lachman (ACL), anterior drawer (ACL), Lateral pivot shift,
Lateral pivot 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
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Transcellular Shift