22 results
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
causes 3) Assess ... for non-hormonal ... causes by Lauren ... Diagnosis #algorithm #endocrinology ... #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 ... - Parathyroid hormone ... Hyperparathyroidism #Diagnosis #Endocrinology ... #Differential
Hypocalcemia - Workup Algorithm

Dr Nikhil Lohiya - NEPHKIDS 2020 @NEPHKIDS1

#Hypocalcemia #Workup #Algorithm #differential #diagnosis #endocrinology #causes
Workup #Algorithm #differential ... #diagnosis #endocrinology ... #causes #calcium
Differentiation of Causes of Hyperthyroidism According to Pattern of Radionucleotide Uptake
Reduced uptake:
 • Thyroiditis
 • Exogenous
Differentiation of Causes ... Ectopic thyroid hormone ... thyroid-stimulating hormone ... radionuclide #uptake #differential ... hyperthyroidism #endocrinology
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... Hypercalcemia #Causes ... #differential # ... diagnosis #calcium ... #high #endocrinology
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 ... Hypercalcemia #Causes ... #Differential # ... Diagnosis #Endocrinology
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Breast Discharge - Differential ... Microprolactinoma • Steroid Hormone ... Breast #Discharge #Differential ... Diagnosis #Algorithm #Endocrinology ... #Causes
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Hyperthyroidism - Differential ... Exogenous/Ectopic Hormone ... #HighThyroid #Differential ... Diagnosis #Algorithm #endocrinology ... #causes
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - Differential ... Bony Mets - Calcium ... Hypercalcemia #Differential ... Diagnosis #Algorithm #causes ... #endocrinology
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Virilization - Differential ... Tumor Low Serum Hormone ... #Virilization #Differential ... Diagnosis #Algorithm #endocrinology ... #causes