I've just had an ultrasound, and it shows a dominant follicle measuring 18 mm in my right ovary. I'm really worried about whether this is something serious. Is there a risk I should be aware of? What steps can I take to manage or recover from this?

Dr Kareemulla Shaik

General Practitioner

• MBBS
• 0+ Yrs

Consult Now

A dominant follicle measuring 18mm in your right ovary is a normal finding, especially if you're in your menstrual cycle's follicular phase . This typically occurs around day 7-10 of a 28-day cycle. The dominant follicle is the largest follicle that will release an egg during ovulation.

Having a dominant follicle doesn't necessarily indicate a risk. However, it's essential to monitor its growth and development to ensure it ruptures and releases an egg. If the follicle doesn't rupture, it may lead to issues like ovulation disorders or cyst formation.

To support follicular growth and ovulation:

• Maintain a healthy lifestyle: Eat a balanced diet, exercise regularly, and manage stress.
• Follicular monitoring: Schedule regular ultrasound scans to track the dominant follicle's growth and development.
• Consult your doctor: Discuss your scan results and any concerns with your gynecologist or fertility specialist. They may recommend additional tests or treatments to support ovulation and fertility.

Answered 04/07/2025