51 results
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 ... hypocalcemia: - Hypoparathyroidism ... Laboratory #Levels #Hyperparathyroidism ... #Diagnosis #Endocrinology ... #Differential
Indications for Parathyroidectomy in Primary Hyperparathyroidism
 • All patients with symptomatic PHPT
 • Serum calcium 1
Parathyroidectomy in Primary Hyperparathyroidism ... with symptomatic PHPT ... #Indications #PHPT ... #endocrinology ... #management #Hyperparathyroidism
Thyroid Disorders and Menstrual Cycle Function

Hypothyroidism
 • Polymenorrhea (increased menstrual bleeding) is more common
 • Oligomenorrhea
Cycle Function Hypothyroidism ... miscarriage Hyperthyroidism ... Menstrual #Cycle #Differential ... #Diagnosis #Endocrinology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... NormaI PTH • Hypoparathyroidism ... Low PTH • Hypoparathyroidism ... #Hypocalcemia #Differential ... Algorithm #Phosphate #endocrinology
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
resorption: • Primary hyperparathyroidism ... Addison's disease, Hyperthyroidism ... Hypercalcemia #Causes #differential ... calcium #high #endocrinology
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
) MEN I • Hyperparathyroidism ... MEN IIa • Hyperparathyroidism ... MultipleEndocrineNeoplasia #Differential ... #Endocrinology
Hypocalcemia Differential Diagnosis Algorithm
 - Magnesium deficiency
 - Hypoparathyroidism 
 - Hypoalbuminemia (Pseudohypocalcemia)
 - Vitamin D
Hypocalcemia Differential ... deficiency - Hypoparathyroidism ... Diagnosis #Algorithm #endocrinology ... #differential
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
Amenorrhea - Differential ... Challenge • Hypothyroidism ... • Hyperthyroidism ... #Amenorrhea #Differential ... Diagnosis #Algorithm #endocrinology
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
Abnormal Serum TSH - Differential ... Increased TSH • Hypothyroidism ... • Sub-clinical Hypothyroidism ... Toxicosis #TSH #Differential ... #Hyperthyroid #Endocrinology
Causes of Hypercalcemia - Differential Diagnosis Algorithm
 • Primary Hyperparathyroidism 
 • Possible Familial Hypocalciuric Hypercalcemia
Hypercalcemia - Differential ... Algorithm • Primary Hyperparathyroidism ... Hypercalcemia #Differential ... Algorithm #Causes #endocrinology