9 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 ... ACLTear #clinical #video ... #PhysicalExam #Sports
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 ... dr.dold.md #Pivot ... #Shift #PivotShift ... ACLTear #clinical #video ... #PhysicalExam #Sports
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
Curve Left Shift ... - Sickle cell anemia ... Dissociation #Curve #Pathophysiology ... #Left #Right #Shift ... #Differential #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Hypokalemia - Differential ... Transcellular Shift ... K-ATPase which imports ... #Hypokalemia #Differential ... potassium #low #pathophysiology
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 ... Injury #clinical #video ... #PhysicalExam #Sports
Isolated Anterior Cruciate Ligament (ACL) Injury: Pathogenesis and clinical findings
 • Feeling a "pop"
 • Acute
Lachman's test + Pivot ... Shift test + Anterior ... #Injury #MSK #Sports ... #pathophysiology
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Left Shift: • ... Metamyelocyte (Left Shift ... Neutrophil (Normal) Differential ... #differential # ... CBC #hematology #pathophysiology
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
- Pathophysiology ... These shifts of ... from accessing port ... Hospitalization #causes #pathophysiology ... #differential #
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
blood cell count (anemia ... Pinpoint-sized red spots ... • Aplastic Anemia ... characteristic feature ... blood count with differential