13 results
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Pseudohyperparathyroidism, Renal ... histoplasmosis) • Milk (calcium ... )-alkali syndrome ... differential #diagnosis #calcium ... #high #endocrinology
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings
Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
Signs/Symptoms/Complications ... Hirsutism & acne • Infertility ... #21HydroxylaseDeficiency #21OHD ... #pathophysiology ... #genetics #endocrinology
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... Lithium use • Calcium-sensing ... , adrenal, prostate ... • Milk-alkali syndrome ... #Causes #endocrinology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... Dehydration • Symptoms ... changes, stroke symptoms ... : • Pathophysiology ... hydration - Hyperkalemia
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Compartment syndrome ... : • Triad of symptoms ... urine • Other symptoms ... or compartment syndrome ... potassium and calcium
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
survival is 93-95% Pathophysiology ... fibrosis. 4) Calcium ... hyperphosphatemia, hypercalcemia ... , and possibly renal ... patients) and/or hypercalcuria
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
iniury, Compartment syndrome ... Neuroleptic malignant syndrome ... Dermatomyositis) AKI - Pathophysiology ... potassium and calcium ... Dialysis for severe hyperkalemia
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
Adrenal Insufficiency ... ketoconazole, etomidate) Symptoms ... Hyperkalemia is ... hypophysitis, Sheehan's syndrome ... Diagnosis #Management #Endocrinology
Causes of Hypocalcemia by Clinical Cause

Acute illness: pancreatitis, tumor lysis, severe illness - Secondary hyperparathyroidism from
low circulating calcium ... Genetic defects in calcium-sensing ... Malabsorption syndrome ... gland removal Renal ... Differential #Diagnosis #Endocrinology
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
collection with EDTA Pathophysiology ... ALP -> PPi and Calcium ... mineralization Symptoms ... : - Renal failure ... Hyperlipidemia - Hypercalcemia