10 results
Congenital Adrenal Hyperplasia - 21-Hydroxylase Deficiency - Signs and Symptoms
 • Brain: Androgenization effects, Glucocorticoid effects,
Hyperplasia - 21-Hydroxylase ... Reproductive: Gonadal hypofunction ... #Hyperplasia #Hydroxylase
Secondary causes of Hypertension
 • Medications, Drugs, Chemo: NSAIDS, Steroids, CNI, Alcohol, Cocaine, OCP, Licorice, MAOI,
Hyperaldosternism (low renin ... Hyperparathyroidism, Acromegaly, Renin ... • Other low renin ... Syndrome, 11B hydroxylase ... def, 17alpha hydroxylase
Benign Prostatic Hyperplasia: Pathogenesis and Medications
Aging
 -> Increased Testosterone -> Testosterone metabolized into DHT by type
Benign Prostatic ... -> Increased Testosterone ... -> Testosterone ... Conversion of testosterone ... inflammation #BPH #Benign
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)
Pregnenolone 17a-hydroxylase ... 17,20-lyase 21ß-hydroxylase ... 21ß-hydroxylase ... 11ß-hydroxylase ... dehydrogenase #Testosterone
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
blood volume • ↑ Renin ... artery stenosis, Renin ... secreting tumor • ↓ Renin ... syndrome, 11beta-hydroxylase ... deficiency, 17alpha-hydroxylase
Causes of Breast Disorders and Gynecomastia - Differential Diagnosis Algorithm
Breast Infection:
 - Lactational
Breast Mass - Benign ... • Decreased testosterone
#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
Progesterone 17a-hydroxylase ... dehydrogenase FSH V #Testosterone
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
mutation) • Renin-secreting ... hyperplasia: 11-ß hydroxylase ... deficiency, 17-a hydroxylase
Finasteride is a type II 5-α reductase inhibitor used to treat symptomatic benign prostatic hypertrophy and
treat symptomatic benign ... conversion of testosterone
Benign Prostatic Hyperplasia: Pathogenesis and Clinical Findings

Hormonal alterations (result of aging process)
    ->
Benign Prostatic ... ) -> Incr testosterone ... stones #BPH #Benign