69 results
Diagnosis of Primary Amenorrhea
A diagnostic approach to primary amenorrhea. (FSH = follicle-stimulating hormone; LH = luteinizing
Diagnosis of Primary ... Amenorrhea A diagnostic ... approach to primary ... amenorrhea. ... (FSH = follicle-stimulating
Causes of Primary and Secondary Amenorrhea - Differential Diagnosis Algorithm
Primary Amenorrhea - No onset of menarche
Causes of Primary ... and Secondary Amenorrhea ... Diagnosis Algorithm Primary ... Amenorrhea - No ... Obstruction #Primary
Primary Amenorrhea Differential Diagnosis Framework

Workup:
 • β-HCG, TSH and PRL
 • Breast Tanner Staging
 • FSH,
Primary Amenorrhea ... Tanner Staging • FSH ... khudhur_moh #Primary ... #Amenorrhea #Differential
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
Amenorrhea - Differential ... Algorithm Elevated FSH ... Hypothalamic • Amenorrhea ... Prolonged Illness) #Amenorrhea ... Diagnosis #Algorithm #endocrinology
Causes of Secondary Amenorrhea - Differential Diagnosis
 • Pregnancy
 • Endocrinopathies: PCOS, Hypothyroidism
 • HPA Dysfunction:
Causes of Secondary Amenorrhea ... Medications: Post-pill amenorrhea ... #Secondary #Amenorrhea ... Diagnosis #Causes #endocrinology
A diagnostic approach to secondary amenorrhea. (DHEA-S = dehydroepiandrosterone sulfate; FSH = follicle-stimulating hormone; LH =
approach to secondary amenorrhea ... dehydroepiandrosterone sulfate; FSH ... PrimaryCare #Secondary #Amenorrhea
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Causes of Primary ... Amenorrhea - Differential ... Etiology - High FSH ... Hypothyroidism #Primary ... #Amenorrhea #Differential
Thyroid Disorders and Menstrual Cycle Function

Hypothyroidism
 • Polymenorrhea (increased menstrual bleeding) is more common
 • Oligomenorrhea
Hyperthyroidism • Amenorrhea ... Differential #Diagnosis #Endocrinology
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary Amenorrhea ... Ovarian - Normal FSH ... Ovarian - High FSH ... challenge, Low FSH ... #Secondary #Amenorrhea
Hypogonadism Differential Diagnosis Algorithm
 • Low testosterone, Normal or low LH, Normal or low FSH -
Normal or low FSH ... Normal LH, Normal FSH ... Normal LH, Elevated FSH ... - Primary hypogonadism ... #Testosterone #endocrinology