11 results
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pathophysiology 1) ... - Digoxin works ... intracellular calcium causes ... - Hyperkalemia ( ... , in states of hypokalemia
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... acidosis (type 1 ... of 2), Ureterosigmoidostomy ... #causes #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... discrete buckets: 1. ... (low intake) 2. ... #Causes #workup ... #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... #Differential #Algorithm ... #Diagnosis #Causes ... #Workup #Nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
: • Digoxin ... Intake: 1. ... Medications 2. ... differential #diagnosis #causes ... potassium #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
: • Digoxin ... Intake: 1. ... Medications 2. ... differential #diagnosis #causes ... potassium #high #nephrology
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
Causes of Hyperkalemia ... Decreased Na+-K+ ... Resistance • Beta-2 ... antagonism • alpha-1 ... agonism • Digoxin
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Calcineurin inhibitors, Digoxin ... reabsorption) Workup ... only if no clear cause ... 5-10U reg IV + 1- ... Treatment #potassium #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Urine Na+K / serum ... Na >1 is predictive ... : Hypovolemia, Hypervolemia ... #nephrology
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
compressions 100 min-1, ... Hypo/hyperkalaemia ... Anaphylaxis (→ 3-1) ... CardiacArrest #Checklist ... Diagnosis #Management #Workup