18 results
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
histoplasmosis) • Milk (calcium ... )-alkali syndrome ... #Causes #differential ... #diagnosis #calcium ... #high #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Differential Diagnosis ... Bony Mets - Calcium ... #Differential # ... Algorithm #causes #endocrinology
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Lithium use • Calcium-sensing ... • Sarcoidosis (elevated ... • Milk-alkali syndrome ... #Causes #endocrinology ... #diagnosis #differential
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... BrighamChiefs #Hypercalcemia ... #workup #differential ... #diagnosis #endocrinology ... #calcium #elevated
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
vs Tumor Lysis Syndrome ... Leukostasis: • Pathophysiology ... hyperviscosity syndrome ... : • Pathophysiology ... hydration - Hyperkalemia
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
Hypocalcemia - Diagnosis ... - Calcium Sequestration ... - DiGeorge Syndrome ... Diagnosis #Management #endocrinology ... #differential #
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... Phenytoin, Nephrotic Syndrome ... Poisoning #Hypocalcemia ... #Differential # ... Algorithm #Phosphate #endocrinology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... - Hyperthermia/Heat ... exhaustion, Heat ... potassium and calcium ... Rhabdomyolysis #Differential
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Rhabdomyolysis - Differential ... iniury, Compartment syndrome ... Dermatomyositis) AKI - Pathophysiology ... potassium and calcium ... Dialysis for severe hyperkalemia
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia - Differential ... - Hyperkalemia ... Valve surgery • Heart ... Beta blockers • Calcium ... #Bradycardia #differential