8 results
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
- Differential ... Diagnosis Algorithm ... diseases, Idiopathic calcitriol ... #Differential # ... Diagnosis #Algorithm
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Evaluation Serum levels ... of PTH, phosphorus ... activating mutation - Parathyroid ... hormone resistance ... Hyperparathyroidism #Diagnosis
Hypocalcemia Evaluation Algorithm 

(PTH = parathyroid hormone.)

#Hypocalcemia #Evaluation #Algorithm #Diagnosis #Differential
Hypocalcemia Evaluation ... Algorithm (PTH ... = parathyroid hormone ... #Algorithm #Diagnosis ... #Differential
Mechanism of malignancy-associated hypercalcemia. Abbreviations: 1,25(OH)2D, 1,25-dihydroxyvitamin D; NHL, non-Hodgkin lymphoma; PTH, parathyroid hormone; PTHrP, PTH-related
, parathyroid hormone ... ; PTHrP, PTH-related ... #Pathophys #Diagnosis ... #Hypercalcemia ... Mechanism #Frequency #Differential
Hypomagnesemia (Serum level < 1.7 mg/dL)
Neuromuscular manifestations 
 • Tremor, tetany, seizures 
 • Weakness
Hypomagnesemia (Serum level ... metabolism • Hypocalcemia ... hormone resistance ... Decreased synthesis of calcitriol ... Signs #Symptoms #Diagnosis
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... measurement of parathyroid ... hormone (PTH) to ... #Diagnosis #Hypercalcemia ... #Workup #Differential
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Hypocalcemia - Differential ... Diagnosis Algorithm ... Level Elevated ... Destruction of parathyroid ... chelates Ca2+) Emory IM
Causes of Hypocalcemia by Clinical Cause

Acute illness: pancreatitis, tumor lysis, severe illness - Secondary hyperparathyroidism from
circulating calcium levels ... hormone secretion ... hormone with parathyroid ... #Causes #Differential ... #Diagnosis #Endocrinology