24 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
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis ... Elevated PTH (High ... #Differential # ... Diagnosis #Algorithm #causes ... #endocrinology
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... - Differential ... Succinylcholine • Diabetes ... glycosides • High ... #Differential #
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
inhibitors Other causes ... transplant - SLE High ... Low Renin - Diabetes ... Algorithm #diagnosis #differential ... #causes
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Drug-induced • High ... Hyperparathyroidism • Diabetic ... Sarcoidosis • Hypercalcemia ... Diagnosis #Algorithm #endocrinology ... #causes
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
Amenorrhea - Differential ... Hyperthyroidism • Diabetes ... Abnormalities High ... Diagnosis #Algorithm #endocrinology ... #causes
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Hypernatremia - Differential ... Water Central Diabetes ... cisplatin) - Chronic hypercalcemia ... #Diagnosis #Table ... #Causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... Poorly controlled DM ... (Uncontrolled diabetes ... diagnosis #causes
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... 1) Clinical clues ... PTH - Frankly high ... #workup #differential ... #diagnosis #endocrinology
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Kidney Disease - Differential ... 60 ml/min/1.73 m2 ... Proteinuria) • Diabetes ... Hyperoxaluria • Hypercalcemia ... KidneyDisease #Nephrology #Differential