26 results
Hypocalcemia - Workup Algorithm

Dr Nikhil Lohiya - NEPHKIDS 2020 @NEPHKIDS1

#Hypocalcemia #Workup #Algorithm #differential #diagnosis #endocrinology #causes
Hypocalcemia - Workup ... @NEPHKIDS1 #Hypocalcemia ... Workup #Algorithm #differential ... #diagnosis #endocrinology ... #causes #calcium
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
dihydroxyvitamin D can help differentiate ... Hypoparathyroidism - Calcium-sensing ... Hyperparathyroidism #Diagnosis ... #Endocrinology ... #Differential
Hypomagnesemia (Serum level < 1.7 mg/dL)
Neuromuscular manifestations 
 • Tremor, tetany, seizures 
 • Weakness
dysrhythmias Hypokalemia ... Abnormalities of calcium ... metabolism • Hypocalcemia ... Hypomagnesemia #Signs ... #Symptoms #Diagnosis
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Hypercalcemia Workup ... and Differential ... Diagnosis Framework ... #endocrinology ... #calcium
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Hypercalcemia ... histoplasmosis) • Milk (calcium ... #Causes #differential ... #diagnosis #calcium ... #high #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis ... Bony Mets - Calcium ... #Differential # ... Diagnosis #Algorithm ... #causes #endocrinology
Symptoms and Signs of Hypocalcemia
Muscular: Weakness, fatigue, Spasms, cramps
Neurologic: Tetany, Chvostek sign, Trousseau sign, Circumoral and
Symptoms and Signs ... of Hypocalcemia ... #Symptoms #Signs ... #diagnosis #endocrinology ... #calcium
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis ... Autosomal Dominant Calcium ... #Differential # ... Diagnosis #Algorithm ... #Endocrinology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... Diagnosis Algorithm ... #Differential # ... Diagnosis #Algorithm ... #Phosphate #endocrinology
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
Hypocalcemia - Diagnosis ... Syndrome - Calcium ... #Diagnosis #Management ... #endocrinology ... #differential #algorithm