84 results
Causes of Primary and Secondary Amenorrhea - Differential Diagnosis Algorithm
Primary Amenorrhea - No onset of menarche
and Secondary Amenorrhea ... Algorithm Primary Amenorrhea ... • Central - Pituitary ... estrogen: • Pituitary ... Prolactin • Pituitary
Clinical Effects of Large and Small Pituitary Tumours
Local complications - Headache, Visual field defect, Disconnection hyperprolactinaemia,
Large and Small Pituitary ... infarction/expansion (pituitary ... Galactorrhoea, Amenorrhoea ... libido, Hair loss, Amenorrhoea ... and polyuria #Pituitary
Menstrual Cycle Physiology: Ovarian Cycle – Brief Overview
LH and FSH are required for follicular development and
- FSH from pituitary ... - LH from pituitary ... LH release from pituitary ... MenstrualCycle #OvarianCycle
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary Amenorrhea ... sarcoidosis) Pituitary ... Prolactin: • Pituitary ... • Hypothalamic-Pituitary ... #Secondary #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
Menstrual Cycle Physiology: Ovarian Cycle – Follicular Phase Explained
Early Follicular Phase (Days 0-5)
 • Granulosa cells
production by pituitary ... back on anterior pituitary ... production by pituitary ... feeds back on pituitary ... MenstrualCycle #OvarianCycle
Menstrual Cycle Physiology: Ovarian Cycle – Ovulation Explained

Around Day 14, estrogen exerts sudden +++ positive feedback
on the anterior pituitary ... MenstrualCycle #OvarianCycle
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