8 results
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis ... Algorithm Elevated ... PTH (High or normal ... #Differential # ... #causes #endocrinology
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
- Calcineurin inhibitors ... transplant - SLE High ... #Algorithm #diagnosis ... #differential # ... causes
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Drug-induced • High ... Sarcoidosis • Hypercalcemia ... drugs • ACE inhibitors ... #endocrinology ... #causes
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Diagnosis Algorithm ... Weakness, fatigue, nausea ... hyponatremia, hyperkalemia ... insufficiency likely: • High ... #endocrinology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... NSAIDs • ACE Inhibitors ... Updated Version Here ... diagnosis #causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... Poorly controlled DM ... NSAIDs • ACE Inhibitors ... diagnosis #causes
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... urine Na/Cl < 0.7, high ... angiotensin-converting enzyme inhibitors ... continued in most cases ... #diagnosis #differential
Management of Anthracyclines and HER2 Antagonist Cardiotoxicity
Anthracyclines cause cardiomyopathy:
 ✖ Reduction in left ventricular ejection fraction
Anthracyclines cause ... HER2 agents cause ... develop, consider holding ... ✔ Identify high-risk ... cardiac injury in high