24 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)
dehydrogenase #Testosterone ... #Estradiol #5a
Exogenous Testosterone Side Effects
 • Mood disorder, Depression, Aggression
 • ↑ Erythropoiesis
 • Hypogonadism +/-BPH, prostate
Exogenous Testosterone ... #Exogenous #Testosterone
Hypogonadism Differential Diagnosis Algorithm
 • Low testosterone, Normal or low LH, Normal or low FSH -
Algorithm • Low testosterone ... hypogonadism • Normal testosterone ... etiologies • Normal testosterone ... disease • Low testosterone ... Algorithm #Low #Testosterone
Benign Prostatic Hyperplasia: Pathogenesis and Medications
Aging
 -> Increased Testosterone -> Testosterone metabolized into DHT by type
-> Increased Testosterone ... -> Testosterone ... Conversion of testosterone ... pituitary -> Decr Testosterone
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
TSH, LFTs, +/- testosterone
Gynecomastia - Differential Diagnosis a
nd Workup Algorithm
Gynecomastia is common in clinical practice, affecting ~50% of males
LFTs, Prolactin, Testosterone
Gynecomastia - Differential Diagnosis Algorithm
No Testicular Mass on Ultrasound
 • Adrenal Neoplasm
 • Increased Extraglomerular Aromatase
Hyperthyroidism Increased Testosterone ... Resistance Decreased Testosterone
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Medications • Testosterone
Gender Affirming Care
Modalities of Gender Affirmation
 • Legal - Can include updating: Birth certificate, Social Security
antagonists, Estradiol, Testosterone
Feedback Loop: Prolactin (PRL)
 • PRL levels exhibit diurnal, menstrual, and age-related variation
 • TRH has
females, Decr testosterone