14 results
ACTH
LH
Cholesterol
cholesterol desmolase
Pregnenolone
17a-hydroxylase 17 Hydroxyregnenolone
17,20-lyase
3B-hydroxysteroid
dehydrogenase
3B-hydroxysteroid
dehydrogenase
17a-hydroxylase
#Progesterone
17-Hydroxyprogesterone
17,20-lyase
21ß-hydroxylase
21ß-hydroxylase
11-Deoxycorticosterone
11-Deoxycortisol
11ß-hydroxylase
11ß-hydroxylase
#Cortisol
#Dehydroepiandrosterone
#DHEA
3ß-hydroxysteroid
dehydrogenase
个
#Androstenedione
#17B-hydroxysteroid
#dehydrogenase
#Testosterone
#aromatase
#FSH
#Estradiol
#5a reductase
#Corticosterone
aldosterone synthase
#Aldosterone
Angiotensin ||
#Dihydrotestosterone
(DHT)
17a-hydroxylase #Progesterone
Menstrual Cycle Physiology: the Uterine Cycle
The endometrium has receptors for ovarian hormones! Changes in structure and
Note: The drop in progesterone ... short course of progesterone ... days once the progesterone ... termination of progesterone ... days once the progesterone
Contraception and CKD
Preferred Contraception in kidney disease: Intrauterine devices and progesterone only methods
Avoid combined progesterone/estrogen pills

#Contraception
Intrauterine devices and progesterone ... Avoid combined progesterone
Menstrual Cycle Physiology: Ovarian Cycle – Luteal Phase Explained
 • The LH surge can be thought
to run and make progesterone ... of estrogen and progesterone ... large amount of progesterone ... combination of high progesterone ... corpus luteum so progesterone
Menstrual Cycle Physiology: Correlating the Ovarian and Uterine Cycles
Note: Some charts show different relative levels of
to estrogen and progesterone ... estrogen with progesterone ... which secretes progesterone ... sharp decline in progesterone ... hormones, mostly progesterone
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
syndrome (positive progesterone ... Hypothalamic - Negative progesterone
Menstrual Cycle Physiology: Ovarian Cycle – Brief Overview
LH and FSH are required for follicular development and
pregnancy occur -> Progesterone
Causes of Primary and Secondary Amenorrhea - Differential Diagnosis Algorithm
Primary Amenorrhea - No onset of menarche
Hypothalamic - Negative progesterone
#LH
#Cholesterol
t
cholesterol desmolase (#thecal cells)
V
3ß-hydroxysteroid
dehydrogenase
Pregnenolone
Progesterone
17a-hydroxylase
17-Hydroxypregnenolone
17,20-lyase
Dehydroepiandrosterone
3ß-hydroxysteroid dehydrogenase
#Androstenedione
17B-hydroxysteroid dehydrogenase
FSH
V
#Testosterone
Đ
#aromatase
(granulosa cells)
V
#Estradiol
Pregnenolone Progesterone
PCOS Treatment
1st line = weight loss
 • 5-10% weight loss can restore ovulatory cycles
 • Improvement
norethindrone • Progesterone