45 results
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Pivot-Shift Test ... in ACL-deficient ... dr.dold.md #Pivot #Shift ... #PivotShift #test ... PhysicalExam #Sports #Ortho
Normal (Negative) Pivot-Shift Test for ACL Knee Injury

Andrew Dold, MD @dr.dold.md

#Pivot #Shift #PivotShift #test #ACL #Knee
Negative) Pivot-Shift ... Test for ACL Knee ... #PivotShift #test ... #ACL #Knee #Injury ... PhysicalExam #Sports #Ortho
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Differential ... Transcellular Shift ... #Hypokalemia #Differential ... potassium #low #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... - Differential ... that is leaky all ... (transcellular shift ... #Hypokalemia #Differential
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
Curve Left Shift ... Dissociation #Curve #Pathophysiology ... #Left #Right #Shift ... #Differential # ... Causes #Diagnosis
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Angiotensin-converting enzyme (ACE ... • Increased EC shift ... • Exogenous (KCL ... #hyperkalemia #differential ... #diagnosis #pathophysiology
Conceptual Relationship between Volume Responsiveness and Volume Tolerance

Assessing for volume responsiveness would only tell you that
Causes of "Left ... Shift" (Decreased ... Tolerance #IVFluids #Shift ... Challenge #Diagram #Differential ... #Pathophysiology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... failure - CAD/ACS ... - Tamponade Pulmonary ... #dyspnea #sob #differential ... #pulmonary
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... : The shift of fluid ... Edema: • Pathophysiology ... • Pathophysiology ... #differential #diagnosis
Life Threatening Causes of Chest Pain - Differential Diagnosis Table

 • ACS
 • Aortic Dissection
 •
Life Threatening Causes ... of Chest Pain - Differential ... Diagnosis Table • ACS ... Dissection • Pulmonary ... #Chest #Pain #differential