5790 results
Menstrual Cycle Physiology: The Hypothalamic-Pituitary-Ovarian Axis
Estrogen, when released:
 • Negatively feeds back on the hypothalamus and
#MenstrualCycle ... pathophysiology #HPOA
Stress Dose Steroids - Indications and Dosing

SUPPRESSED HPA AXIS:
 prednisone >20mg/day x 3 weeks or more
Dosing SUPPRESSED HPA ... Endocrinology #Diagnosis
Causes of Secondary Amenorrhea - Differential Diagnosis
 • Pregnancy
 • Endocrinopathies: PCOS, Hypothyroidism
 • HPA Dysfunction:
- Differential Diagnosis ... Hypothyroidism • HPA ... #Differential #Diagnosis
Menstrual Cycle Physiology: Ovarian Cycle – Brief Overview
LH and FSH are required for follicular development and
not implant #MenstrualCycle
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Insufficiency Diagnosis ... Evaluation of HPA ... 3 is virtually diagnostic ... Insufficiency #Diagnosis
Menstrual Cycle Physiology: Ovarian Cycle – Ovulation Explained

Around Day 14, estrogen exerts sudden +++ positive feedback
for clarity) #MenstrualCycle
Menstrual Cycle Physiology: Ovarian Cycle – Luteal Phase Explained
 • The LH surge can be thought
Ovarian Cycle #MenstrualCycle
Menstrual Cycle Physiology: Correlating the Ovarian and Uterine Cycles
Note: Some charts show different relative levels of
#UterineCycle #MenstrualCycle
Menstrual Cycle Physiology: Ovarian Cycle – Follicular Phase Explained
Early Follicular Phase (Days 0-5)
 • Granulosa cells
#MenstrualCycle
Abdominal Pain - Differential Diagnosis According to Localization of Abdominal Pain 

Abdominal pain can originate from
- Differential Diagnosis ... your differential diagnoses ... When diagnosing ... the differential diagnoses ... #Diagnosis #Differential