18 results
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... resorption: • Primary ... Milk (calcium)-alkali ... #diagnosis #calcium ... #high #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 ... #Algorithm #causes
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... Algorithm High ... Hypocalciuric Hypercalcemia ... Low PTH: • High ... #nephrology #PTH
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
to Hyperkalemia ... transplant - SLE High ... Renin - Primary ... Beta-Blockers #Hyperkalemia ... #Algorithm #diagnosis
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... • Tumor lysis/hemolysis ... • Type 1 #Hyperkalemia ... #Diagnosis #algorithm ... #nephrology #potassium
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Weakness, fatigue, nausea ... hyponatremia, hyperkalemia ... insufficiency likely: • High ... baseline ACTH - Primary ... #Algorithm #endocrinology
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... PTH - Frankly high ... FeCa <1 %) - Low ... BrighamChiefs #Hypercalcemia ... #endocrinology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Diagnosis Algorithm ... Al, Low R - Primary ... #Algorithm #nephrology ... #causes #low #potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Diagnosis Algorithm ... Syndrome • HTN, High ... secreting tumor, Primary ... #Algorithm #causes ... #nephrology
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Algorithm Reduced ... • NSAlDs #Hyperkalemia ... IntercellularShift #Nephrology ... #Algorithm #Causes