351 results
Diagnosis of Primary Amenorrhea
A diagnostic approach to primary amenorrhea. (FSH = follicle-stimulating hormone; LH = luteinizing
follicle-stimulating hormone ... = luteinizing hormone ... thyroid-stimulating hormone ... Primary #Amenorrhea #Differential
A diagnostic approach to secondary amenorrhea. (DHEA-S = dehydroepiandrosterone sulfate; FSH = follicle-stimulating hormone; LH =
follicle-stimulating hormone ... = luteinizing hormone ... thyroid-stimulating hormone ... Secondary #Amenorrhea #Differential
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 ... - Parathyroid hormone ... Endocrinology #Differential
Hypocalcemia Evaluation Algorithm 

(PTH = parathyroid hormone.)

#Hypocalcemia #Evaluation #Algorithm #Diagnosis #Differential
= parathyroid hormone ... Algorithm #Diagnosis #Differential
Differentiation of Causes of Hyperthyroidism According to Pattern of Radionucleotide Uptake
Reduced uptake:
 • Thyroiditis
 • Exogenous
Ectopic thyroid hormone ... thyroid-stimulating hormone ... radionuclide #uptake #differential
Pituitary Mass Effects - Pathogenesis and Clinical Findings
 • Pituitary turnors are almost always a benign
Pathogenesis and Clinical ... common), growth hormone ... ) the anterior hormones ... most essential hormones ... the order the hormones
Thyroid Disorders - Differential Diagnosis Algorithm
Hypothyroidism:
 • Hasimoto’s
 • Radioactive Iodine 
 • Hypopituitarism
 • Iodine
Thyroid Disorders - Differential ... • Exogenous Hormone ... Thyroid #Disorders #Differential
Electrolyte imbalances are common findings in many diseases. The kidney is a principally responsible organ for
mechanisms like hormonal ... of antidiuretic hormone ... and parathyroid hormone ... create a complex clinical
Mechanism of malignancy-associated hypercalcemia. Abbreviations: 1,25(OH)2D, 1,25-dihydroxyvitamin D; NHL, non-Hodgkin lymphoma; PTH, parathyroid hormone; PTHrP, PTH-related
PTH, parathyroid hormone ... Mechanism #Frequency #Differential
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Hypercalcemia Workup and Differential ... Assess for other hormonal ... Assess for non-hormonal ... Hypercalcemia #Workup #Differential