16 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 ... #PhysicalExam #Sports
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 ... Injury Andrew ... #PivotShift #test ... #ACL #Knee #Injury ... #PhysicalExam #Sports
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Transcellular Shift ... K-ATPase which imports ... #causes #potassium ... #low #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... (transcellular shift ... Differential #Diagnosis #Algorithm ... #nephrology
Pivot Shift test for Knee Instability

The patient lies supine while the examiner grasps the leg by
Pivot Shift test ... Injury. ... #PivotShift #test ... #ACL #Knee #Injury ... #PhysicalExam #Sports
Isolated Anterior Cruciate Ligament (ACL) Injury: Pathogenesis and clinical findings
 • Feeling a "pop"
 • Acute
Cruciate Ligament (ACL ... ) Injury: Pathogenesis ... test + Pivot Shift ... #Injury #MSK #Sports ... #pathophysiology
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
to Acute Kidney Injury ... - Urine Na/K/Cl ... rhabdo/TLS) Causes ... AcuteKidneyInjury #AKI #Nephrology ... #Diagnosis #Algorithm
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
Well-localized, sharp, short ... • Spinal injury ... Pain #Mechanisms #Neurology ... Differential #Diagnosis #Algorithm ... #Causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Trauma/Crush injury ... • NSAIDs • ACE ... Intracellular Shift ... differential #diagnosis #causes ... potassium #high #nephrology
THE LIMPING OR NON-WEIGHT BEARING CHILD PATHWAY

RED FLAGS - In all cases there are specific
markers which
RED FLAGS - In all ... cases there are ... Non-accidental Injury ... splenomegaly, abnormal neurology ... #Limping #NWB #Algorithm