66 results
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Malabsorption (steatorrhea ... medications #drugs #pharmacology ... #hypomg
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... QT: "antis and hypos ... antiarhythmics, hypo ... K, hypo Mg, congenital ... #Approach #ECG
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
QRS #widening #ECG ... #EKG #Pharmacology
Diuretics sites of action on the nephron
1) Acetazolamide (carbonic anhydrase inhibitor)
2) Osmotic diuretics (e.g. mannitol)
3) Loop
Osmotic diuretics (e.g ... Loop diuretic (e.g ... Thiazides-type diuretics (e.g ... Potassium-sparing diuretics (e.g ... nephron #diuretics #pharmacology
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Dobutamine 2-20 mcg ... Isoproterenol 2-10 mcg ... Epinephrine 0-20 mcg ... Dopamine, low 1-4 mcg ... Properties #Table #Pharmacology
Guideline for Reversal of Antithrombotics in Intracranial Hemorrhage

The table summarizes the recommendations for adult patients on
K Antagonists (e.g ... Thrombin Inhibitors (e.g ... Pentasaccharides (e.g ... ICH #Management #Pharmacology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Endocrine • Hypo ... Myasthenia Gravis Pharmacologic ... • Drug Abuse (e.g
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
and Inotropes - Pharmacology ... activation • D1 (1-2 mcg ... mild alpha (5-10 mcg ... CO • a (>10 mcg ... Vasopressors #Inotropes #Pharmacology
Medications causing Acute Kidney Injury (AKI)
Prerenal:
 • Dehydration: Diuretics
 • Altered intrarenal autoregulation: ACEIs / ARBs,
calcineurin inhibitors (e.g ... Sympathomimetics (e.g ... anticholinergic effects (e.g ... Medications #Drugs #pharmacology
Nephron Pathophysiology - Diuretic Sites of Action
Diuretics
1) Acetazolamide/canagliflozin
2) Osmotic agents (mannitol, urearetics)
3) Loop agents (eg, furosemide)
4)
) Loop agents (eg ... Action #nephrology #pharmacology