9 results
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm ... Renal loss • Medication ... Transcellular shift ... #Causes #Classification
Hyperkalemia Management Algorithm
 • Treat the cause & optimize hemodynamics and ventilation
 • Reconsider treatment leadingto
Algorithm • Treat ... the cause & optimize ... • Reconsider treatment ... Intracellular K+ Shift ... #high
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
- Shift from extracellular ... - Insulin (high ... renal Fanconi syndrome ... hypomagnesemia #Medications ... diagnosis #nephrology #Causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... Intracellular Shift ... - Tumor lysis syndrome ... Medications 2. ... differential #diagnosis #causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... Intracellular Shift ... - Tumor lysis syndrome ... Medications 2. ... differential #diagnosis #causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... Transcellular shift ... #Hypokalemia ... Differential #Diagnosis #Algorithm
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Inherited arrhythmia syndromes ... (e.g., long QT syndrome ... Hypomagnesemia • Hypokalemia ... more intensive treatment ... #differential #cardiology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Loop Diuretics; High-Ceiling ... Hyponatremia • Hypercalcemia ... Kidney stones caused ... Tolvaptan) • Treatment ... #Pharmacology #Medications
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
Treat underlying cause ... interventional radiology ... plasmapheresis Hypercalcemia ... → no immediate treatment ... after CRS) - Treatment