7 results
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Differential Diagnosis ... Algorithm Elevated ... #Differential # ... Algorithm #causes #endocrinology
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... #workup #differential ... #diagnosis #endocrinology ... #calcium #elevated ... #evaluation #workup
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypocalcemia Laboratory ... Evaluation Serum ... dihydroxyvitamin D can help differentiate ... Hyperparathyroidism #Diagnosis #Endocrinology ... #Differential
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... hypocalciuric hypercalcemia ... • Sarcoidosis (elevated ... #Causes #endocrinology ... #diagnosis #differential
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
, Histoplasma, Fusarium ... Other Positives: Fusarium ... BAL GM does not differentiate ... Fungal #Biomarkers #BetaDGlucan ... Galactomannan #diagnosis #comparison
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Laboratory Evaluation ... some cases, T3 is elevated ... ; TRAbs or TSI elevated ... #hyperthyroid #differential ... #diagnosis #endocrinology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup and Differential ... Approach (when evaluation ... Vasculitis • Endocrinologic ... Hyperthyroidism, Hypercalcemia ... Workup #causes #Differential