13 results
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... hypocalciuric hypercalcemia ... prostate (release of calcitriol ... Milk-alkali syndrome #Hypercalcemia ... #Causes #endocrinology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Hyperparathyroidism: Parathyroid ... adenoma, Parathyroid ... hyperplasia, Parathyroid ... diseases, Idiopathic calcitriol ... nephrology #PTH #parathyroid
Hypomagnesemia (Serum level < 1.7 mg/dL)
Neuromuscular manifestations 
 • Tremor, tetany, seizures 
 • Weakness
metabolism • Hypocalcemia ... Hypoparathyroidism • Parathyroid ... Decreased synthesis of calcitriol
Causes of Hypercalcemia
Parathyroid hormone–dependent
Primary hyperparathyroidism
Familial hypocalciuric hypercalcemia
Lithium-associated
Tertiary hyperparathyroidism
Genetic disorders (e.g., multiple endocrine neoplasia type 1 or
Causes of Hypercalcemia ... Parathyroid hormone–dependent ... hypocalciuric hypercalcemia ... Neoplasms - Parathyroid ... #Causes #Differential
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Hypocalciuric Hypercalcemia ... PTH: • Elevated Calcitriol ... Thiazides/Lithium #Hypercalcemia ... Diagnosis #Algorithm #causes
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Hypocalcemia - Differential ... Destruction of parathyroid ... sunlight • Other Causes ... emoryimchiefs #Hypocalcemia ... Diagnosis #Algorithm #causes
Causes of Hypocalcemia by Clinical Cause

Acute illness: pancreatitis, tumor lysis, severe illness - Secondary hyperparathyroidism from
Causes of Hypocalcemia ... by Clinical Cause ... Family history of hypocalcemia ... hyperparathyroidism #Hypocalcemia ... #Causes #Differential
Mediastinal Mass - Differential Diagnosis
Anterior Mediastinal Mass:
 • Thymus (Thymoma, carcinoma, hyperplasia, cyst)
 • Lymphoma
 •
Differential Diagnosis Anterior ... Intrathoracic thyroid, Parathyroid ... Tumors • Vascular Mases ... Diagnosis #pulmonary #anterior
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
hyperphosphatemia, hypercalcemia ... symptoms are not caused ... mediators such as hypercalcaemia ... patients) and/or hypercalcuria ... papules, nodules; anterior
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Hyperdefecation • Anterior ... ↑ T3 - Mild hypercalcemia ... hyperthyroidism #causes