12 results
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... Hypercalcemia ... #Causes #differential ... diagnosis #calcium #high ... #endocrinology
Causes of Hypercalcemia - Differential Diagnosis Algorithm
 • Primary Hyperparathyroidism 
 • Possible Familial Hypocalciuric Hypercalcemia
Causes of Hypercalcemia ... Hypocalciuric Hypercalcemia ... • Humoral Hypercalcemia ... DTomacruzM #Hypercalcemia ... #Causes #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... PTH (High or normal ... Hypocalciuric Hypercalcemia ... Thiazides/Lithium #Hypercalcemia ... #causes #endocrinology
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Hypercalcemia Workup ... and Differential ... uw_IMresidency #Hypercalcemia ... #Diagnosis #algorithm ... #endocrinology
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Diagnosis Algorithm ... R/O Pseudo-hyperkalemia ... plasma [K+] #Hyperkalemia ... #causes #potassium
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
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
Diagnostic Approach to Hyperkalemia ... transplant - SLE High ... Beta-Blockers #Hyperkalemia ... #Algorithm #diagnosis ... #differential #
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... PTH - Frankly high ... BrighamChiefs #Hypercalcemia ... #workup #differential ... #diagnosis #endocrinology
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Diagnosis Algorithm ... Drug-induced • High ... Sarcoidosis • Hypercalcemia ... #endocrinology ... #causes
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Reduced Excretion - Differential ... Diagnosis Algorithm ... • NSAlDs #Hyperkalemia ... #Causes