2239 results
Hypogonadism Differential Diagnosis Algorithm
 • Low testosterone, Normal or low LH, Normal or low FSH -
Hypogonadism Differential ... Normal or low LH ... testosterone, Normal LH ... testosterone, Normal LH ... #Hypogonadism #Differential
Causes of Female and Male Infertility - Differential Diagnosis Algorithm
Causes of Female Infertility:
 • Uterus -
Infertility - Differential ... hypogonadism) Low FSH/LH ... problem) High FSH/LH ... #Infertility #Differential
Primary Amenorrhea Differential Diagnosis Framework

Workup:
 • β-HCG, TSH and PRL
 • Breast Tanner Staging
 • FSH,
Primary Amenorrhea Differential ... Staging • FSH, LH ... Primary #Amenorrhea #Differential
Diagnosis of Primary Amenorrhea
A diagnostic approach to primary amenorrhea. (FSH = follicle-stimulating hormone; LH = luteinizing
follicle-stimulating hormone; LH ... Primary #Amenorrhea #Differential
A diagnostic approach to secondary amenorrhea. (DHEA-S = dehydroepiandrosterone sulfate; FSH = follicle-stimulating hormone; LH =
follicle-stimulating hormone; LH ... Secondary #Amenorrhea #Differential
Sellar / Pituitary Mass - Differential Diagnosis Algorithm
Adenoma - Primary Anterior Pituitary
 - Secreting
Pituitary Mass - Differential ... • TSH • LH ... SellarMass #Pituitary #Differential
Causes of Male Infertility - Differential Diagnosis Algorithm
Sperm Transport:
 • Vasectomy
 • Cystic fibrosis gene mutation
Infertility - Differential ... hypogonadism) Low FSH/LH ... problem) High FSH/LH ... #Infertility #Differential
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Prolactin, FSH, LH ... loss #alopecia #Differential
Acromegaly - Diagnosis and Management Summary - GrepMed Handbook 

Clinical Presentation: 
 • Classic Acromegaly: frontal
Differential Diagnosis ... adenoma, ↓(TFT, LH
Menstrual Cycle Physiology: Ovarian Cycle – Brief Overview
LH and FSH are required for follicular development and
Brief Overview LH ... granulosa cells - LH ... following ovulation -> LH ... -> Inhibit FSH/LH