🦴 Types of Female Pelvis

Let’s understand this in a very simple way.

Why is the pelvis important in obstetrics?
The shape of the pelvis affects how easily a baby can pass through the birth canal during labor.

👉 Different pelvic shapes have different characteristics.

What features are given in the question?

• Heart-shaped pelvic brim ❤️
• Narrow forepelvis
• Prominent ischial spines
• Narrow sciatic notch
• Subpubic angle less than 90°

These are classic features of the Android pelvis.

What is the correct answer?

✅ Correct Answer: (b) Android Pelvis

Why Android pelvis?
Android pelvis is often called the “male-type pelvis”.

Its characteristic features include:

• Heart-shaped inlet
• Narrow anterior segment
• Prominent ischial spines
• Narrow pubic arch (<90°)
• Narrow sciatic notch

👉 This type of pelvis may make vaginal delivery more difficult.

Why other options are not correct?

• (a) Gynecoid pelvis → ❌ Round inlet, wide pubic arch; ideal for childbirth
• (c) Anthropoid pelvis → ❌ Oval inlet with long anteroposterior diameter
• (d) Platypelloid pelvis → ❌ Flat pelvis with wide transverse diameter

Quick Comparison:

• Gynecoid → Round, female type ✔
• Android → Heart-shaped ❤️
• Anthropoid → Oval 🥚
• Platypelloid → Flat 🍽️

Simple Exam Trick:
Heart-shaped brim + Narrow pubic arch + Prominent ischial spines → Android Pelvis

📌 Disclaimer: For exam preparation only. Follow obstetric references and clinical assessment guidelines in practice.

💚 Exam Objective Nursing – Asha D
Concept clarity • Easy recall • Nursing success