Definition

Abdominal Girth is the measurement of distance around the abdomen at specific point (Belly Button).

Purpose

• To determine the growth of the fetus in relation to Gestational Weeks. ( In Obstetrics )
• To notice obesity.
• To detect abdominal distention.
• To measure abdominal fat which increases risk of coronary heart disease.

Equipment

• Flexible metal tape.
• Pen for making mark.

Procedure

• Explain the procedure to the mother to gain her confidence.
• Instruct mother to empty her bladder, it will helpful for relaxation of abdominal muscles and accuracy of finding.
• Arrange all the articles near the bedside.
• Provide privacy to the mother.
• Mother lie on her back with support under head and knees.

Methods

• By Measurement Tape
• By Finger Method

1. By Measurement Tape
   • Lay a cloth or soft plastic measuring tape on mother’s abdomen, holding the 0 on tape at the top of the pubic bone.
   • Follow the curve of her abdomen, and hold the tape at the top of her uterus (Fundus of uterus).
   • Write down the number of centimeters from the top of pubic bone to the top of uterus.
2. By Finger Method
   • While touching the abdomen it should be firm but gentle.
   • Walk our fingers up from the side of her abdomen until we feel the top of her abdomen under the skin, it feel like a hard ball.

At term the abdominal girth is 100cm. with mother of normal BMI.