10 results
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypocalcemia Laboratory ... Serum levels of PTH ... disorders causing hypocalcemia ... kidney disease #Hypocalcemia ... #Diagnosis #Endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Hypocalciuric Hypercalcemia ... Low PTH: • Elevated ... Thiazides/Lithium #Hypercalcemia ... #endocrinology
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... hypocalciuric hypercalcemia ... • Sarcoidosis (elevated ... Milk-alkali syndrome #Hypercalcemia ... #Causes #endocrinology
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Hypocalcemia - Differential ... Diagnosis Algorithm ... Level Elevated ... Destruction of parathyroid ... emoryimchiefs #Hypocalcemia
Causes of Hypocalcemia by Clinical Cause

Acute illness: pancreatitis, tumor lysis, severe illness - Secondary hyperparathyroidism from
Causes of Hypocalcemia ... low circulating calcium ... Family history of hypocalcemia ... #Hypocalcemia ... #Diagnosis #Endocrinology
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... 2) PTH - Frankly ... BrighamChiefs #Hypercalcemia ... #endocrinology ... #calcium #elevated
Causes of Hypocalcemia - Differential Diagnosis
Decreased calcium absorption
 • Vitamin D deficiency
    -
Causes of Hypocalcemia ... Decreased calcium ... resorption • Hypoparathyroidism ... Rhabdomyolysis #Hypocalcemia ... #Causes #endocrinology
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
Most cases diagnosed ... collection with EDTA Pathophysiology ... ALP -> PPi and Calcium ... intracranial pressure - Elevated ... Hyperlipidemia - Hypercalcemia
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
- Hypocalcemia ... , Hyperkalemia: ... binds to serum calcium ... #Transfusions #diagnosis ... #management #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
proteins on plts, leukocytes ... • Hypocalcemia ... binds to serum calcium ... #Transfusion #diagnosis ... #management #hematology