13 results
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
in ACL-deficient ... and a chronic ACL ... be performing a high-tibial ... #Knee #Injury # ... #Sports #Ortho
Lachman test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
and a chronic ACL ... be performing a high-tibial ... alignment and an ACL ... #Knee #Injury # ... #Sports #Ortho
Normal (Negative) Pivot-Shift Test for ACL Knee Injury

Andrew Dold, MD @dr.dold.md

#Pivot #Shift #PivotShift #test #ACL #Knee
Test for ACL Knee ... PivotShift #test #ACL ... #Knee #Injury # ... clinical #video #PhysicalExam ... #Sports #Ortho
Pivot Shift test for Knee Instability

The patient lies supine while the examiner grasps the leg by
indicating likely ACL ... PivotShift #test #ACL ... #Knee #Injury # ... clinical #video #PhysicalExam ... #Sports #Orthopedics
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
creatinine) • Cell shift ... • Low Urine Cl ... Urine Cl - Loop ... urine #potassium #differential ... algorithm #diagnosis #nephrology
Lachman Test for ACL Injury

The patient lies supine and with the knee in ~20-30 degrees of
Lachman Test for ACL ... supine and with the knee ... Lachman #Test #ACL ... clinical #video #physicalexam ... #orthopedics #sports
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Chloride Algorithm Cl ... Kidney loss of Cl ... alkalosis • Loss of Cl ... Cystic fibrosis Cl ... #differential #
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • Trauma/Crush injury ... Intracellular Shift ... - Tumor lysis syndrome ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • Trauma/Crush injury ... Intracellular Shift ... - Tumor lysis syndrome ... #nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... (AG) = {Na - (Cl ... D D-lactate (short ... bowel syndrome, ... Diarrhea - Renal tubular