74 results
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
and a chronic ACL ... alignment and an ACL ... #Pivot #Shift #PivotShift ... #test #ACL #Knee ... Injury #ACLTear #clinical
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Angiotensin-converting enzyme (ACE ... • Exogenous (KCL ... #hyperkalemia #differential ... #diagnosis #pathophysiology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Diagnostic Algorithm Pathophysiology ... : - Catch-all term ... range of potential pathophysiologic ... - Pathophysiology ... Targetoid #Algorithm #Differential
Normal (Negative) Pivot-Shift Test for ACL Knee Injury

Andrew Dold, MD @dr.dold.md

#Pivot #Shift #PivotShift #test #ACL #Knee
Pivot-Shift Test for ACL ... #Pivot #Shift #PivotShift ... #test #ACL #Knee ... Injury #ACLTear #clinical
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Syndrome #PUBS #pathophysiology ... #clinical #photo ... #differential #
False Positive Lung Point on POCUS
Lung-Cardiac Point and Lung-Diaphragm Point
These images highlight selected differentials to pleural
highlight selected differentials ... intended to be all-inclusive ... LungPoint #POCUS #clinical ... ultrasound #pulmonary #differential
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Pulse Pressure - Differential ... Diagnosis and Pathophysiology ... • Mitchell et al ... Pulse #Pressure #Differential ... #Diagnosis #Pathophysiology
Subjective Tinnitus: Pathogenesis and clinical findings
Subjective Tinnitus - Perceived sound with no acoustic stimulus, heard only
Pathogenesis and clinical ... Tinnitus #Causes #pathophysiology ... #differential #
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
Pathogenesis and clinical ... pathogen across all ... SepticArthritis #pathophysiology
Etiologies of Hypoaldosteronism

Hyporeninemic Hypoaldosteronism (Low Renin, Low Aldosterone)
 - Diabetic Nephropathy 
 - NSAIDs
Non-Hyporeninemic Hypoaldosteronism (Normal
Aldosterone) - ACE ... insufficiency - Critical ... Hypoaldosteronism #Differential