Menstrual Cycle Evaluation

Interactive Menstrual Cycle Hormone Graph

Estrogen: 200

Progesterone: 5

LH: 10

FSH: 10

1. Introduction to Menstrual Cycle Evaluation 100%

Role of Ultrasound in Cycle Monitoring
Indications: Infertility, Irregular Cycles, ART Monitoring
Hormonal Regulation of Uterus and Ovaries
TVS as the Primary Modality

2. Anatomy and Hormonal Basics 100%

Uterine and Ovarian Anatomy
Menstrual Hormonal Axis: Hypothalamus → Pituitary → Ovary
Hormone-Dependent Endometrial and Follicular Changes
Relevance to Cycle Phases

3. Ultrasound Protocols and Techniques 100%

Transvaginal Probe Use
Cycle Day-Based Scanning (Day 2, 7, 10, 12, 14, 21)
Endometrial and Ovarian Measurements
Doppler Assessment of Blood Flow and Vascularity

4. Menstrual Phase (Days 1–5) 100%

Thin Endometrium (2–4 mm), Echogenic Shedding
Small Antral Follicles (2–6 mm)
Hypoechoic Endometrial Appearance
Baseline Scan for ART and Cycle Evaluation

5. Follicular Phase (Days 6–13) 100%

Endometrial Proliferation (Trilaminar Appearance)
Gradual Thickening (6–10 mm)
Dominant Follicle Selection (8–22 mm)
Cervical Mucus Correlation

6. Ovulation (Day 13–15) 100%

Dominant Follicle Rupture and Collapse
Free Fluid in POD (Posterior Cul-de-sac)
Perifollicular Flow (Low Resistance Doppler)
Endometrium: Max Thickness ~10–12 mm

7. Luteal Phase (Days 16–28) 100%

Corpus Luteum Formation: Ring of Fire Doppler
Endometrium Becomes Hyperechoic
Thickness Maintained if Pregnancy
Premature Regression in Luteal Phase Defect

8. Endometrial and Follicular Measurements 100%

Endometrial Thickness Chart by Cycle Day
Dominant Follicle Tracking
AFC (Antral Follicle Count) for Ovarian Reserve
Folliculometry for Ovulation Prediction

9. Clinical Applications and Cycle Abnormalities 90%

Anovulation and PCOS Monitoring
Luteal Phase Defect Diagnosis
Endometrial Insufficiency (Thin Lining)
ART Monitoring: Clomiphene, Letrozole, IVF Cycles
Cycle Assessment in Perimenopause

10. Case Studies and Quiz Section 0%

Follicle vs Corpus Luteum
Endometrial Pattern Interpretation
Ovulation Identification on Serial Scans
Quiz on Day-Based Endometrial and Ovarian Features