14 results
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
pathologic varus alignment ... and a chronic ACL ... to correct his alignment ... #Pivot #Shift #PivotShift ... #test #ACL #Knee
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 ... anterior #cruciate #ligament
Adverse Effects of NSAIDs
Prostaglandins decreased
 - Gastric mucosal damage with ulcer formation, bleeding, and perforation
 -
decreased excretion of NaCl ... Bronchoconstriction, bronchial ... #SideEffects #Pharmacology
Hydroxyurea - Pathophysiology and Benefits in Sickle Cell Disease
 • Decreases number of pain crises (
Hydroxyurea - Pathophysiology ... vs. 1) • Fewer ACS ... Benefits #SickleCell #pathophysiology ... #pharmacology
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Angiotensin-converting enzyme (ACE ... • Exogenous (KCL ... differential #diagnosis #pathophysiology ... #pharmacology #
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
Aldosterone Release: ACE ... #Hyperkalemia #Pathophysiology ... #Pharmacology #
Fibrinolysis. 
Fibrinolysis occurs when plasminogen is activated to plasmin under the influence of factors such as
and urokinase act ... -antiplasmin), act ... Fibrinolysis #Pathway #Pathophysiology ... #Plasminogen #Pharmacology
Drugs with Actions on Bronchial Smooth Muscle
Bronchodilation is promoted by cAMP. Intracellular levels of cAMP can
with Actions on Bronchial ... adenylyl cyclase (AC ... #Bronchial #SmoothMuscle ... #Pathophysiology ... #Pharmacology #
Major Segments of the Nephron and their Functions 
 - Glomerulus - Formation of glomerular filtrate
filtered Na+/K+/Cl ... filtered Na+ and Cl ... Segments #Function #Pathophysiology ... Tubules #Table #Pharmacology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
• Diagnosis of bronchial ... Inhibitors of Na+K+2Cl ... Diuresis #Nephrology #Pharmacology