60 results
Causes of Primary and Secondary Amenorrhea - Differential Diagnosis Algorithm
Primary Amenorrhea - No onset of menarche
and Secondary Amenorrhea ... Algorithm Primary Amenorrhea ... • Congenital Outflow ... Pituitary Secondary Amenorrhea ... Pituitary - Other • Outflow
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary Amenorrhea ... hemochromatosis Outflow ... #Secondary #Amenorrhea
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Causes of Primary Amenorrhea ... Factor Congenital Outflow ... Hypothyroidism #Primary #Amenorrhea
Causes of Secondary Amenorrhea - Differential Diagnosis
 • Pregnancy
 • Endocrinopathies: PCOS, Hypothyroidism
 • HPA Dysfunction:
Causes of Secondary Amenorrhea ... Medications: Post-pill amenorrhea ... #Secondary #Amenorrhea
Diagnosis of Primary Amenorrhea
A diagnostic approach to primary amenorrhea. (FSH = follicle-stimulating hormone; LH = luteinizing
Diagnosis of Primary Amenorrhea ... approach to primary amenorrhea ... PrimaryCare #Primary #Amenorrhea
Primary Amenorrhea Differential Diagnosis Framework

Workup:
 • β-HCG, TSH and PRL
 • Breast Tanner Staging
 • FSH,
Primary Amenorrhea ... khudhur_moh #Primary #Amenorrhea
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
Amenorrhea - Differential ... Hypothalamic • Amenorrhea ... Prolonged Illness) #Amenorrhea
A diagnostic approach to secondary amenorrhea. (DHEA-S = dehydroepiandrosterone sulfate; FSH = follicle-stimulating hormone; LH =
approach to secondary amenorrhea ... PrimaryCare #Secondary #Amenorrhea
Thyroid Disorders and Menstrual Cycle Function

Hypothyroidism
 • Polymenorrhea (increased menstrual bleeding) is more common
 • Oligomenorrhea
Hyperthyroidism • Amenorrhea
Tetralogy of Fallot 

1. Right ventricular outflow tract obstruction 

2. Right ventricular hypertrophy 

3. Ventricular septal
Right ventricular outflow