Published on December 26, 2025 | Last updated on December 30, 2025

Painful Periods Medical Term: Understanding Dysmenorrhea and Related Terminology

Painful Periods Medical Term: Understanding Dysmenorrhea and Related Terminology
Endolog Content Team
Endolog Content Team
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Quick Answer: The Medical Term for Painful Periods

The medical term for painful periods is dysmenorrhea (pronounced dis-men-o-ree-ah). This comes from Greek words meaning "difficult monthly flow."

Understanding Dysmenorrhea Types

Primary Dysmenorrhea

Primary dysmenorrhea is menstrual pain without underlying disease. It results from natural prostaglandin production during menstruation.

Characteristics:

  • Begins within 1-2 years of first period
  • Usually affects younger individuals
  • Pain is crampy, lower abdominal
  • Typically lasts 1-3 days
  • Improves with age or after childbirth
  • Normal pelvic examination

Secondary Dysmenorrhea

Secondary dysmenorrhea is menstrual pain caused by underlying reproductive conditions.

Characteristics:

  • Often begins later in life
  • Pain may begin before period starts
  • Pain lasts throughout bleeding
  • Worsens over time
  • May accompany other symptoms
  • Abnormal findings on examination

Menstrual Cycle Terminology

Menarche: First menstrual period Amenorrhea: Absence of menstrual periods Oligomenorrhea: Infrequent periods Menorrhagia: Heavy menstrual bleeding Metrorrhagia: Bleeding between periods Menometrorrhagia: Heavy, irregular bleeding

Algomenorrhea: Painful menstruation (synonym for dysmenorrhea) Mittelschmerz: Mid-cycle ovulation pain Dyspareunia: Pain during intercourse Pelvic pain: Pain in the lower abdomen/pelvis Chronic pelvic pain: Pelvic pain lasting 6+ months

Endometriosis: Tissue similar to uterine lining grows outside uterus Adenomyosis: Endometrial tissue grows into uterine muscle Leiomyoma (fibroid): Non-cancerous uterine tumor PID (pelvic inflammatory disease): Infection of reproductive organs PCOS (polycystic ovary syndrome): Hormonal disorder affecting ovaries

ICD-10 Codes for Painful Periods

Medical coding uses specific ICD-10 codes:

  • N94.4: Primary dysmenorrhea
  • N94.5: Secondary dysmenorrhea
  • N94.6: Dysmenorrhea, unspecified
  • N97.9: Female infertility, unspecified (when relevant)

FAQ: Painful Periods Medical Terminology

What's the difference between primary and secondary dysmenorrhea?

Primary dysmenorrhea is normal cramping without disease. Secondary dysmenorrhea indicates an underlying condition like endometriosis.

Is dysmenorrhea the same as PMS?

No. Dysmenorrhea is menstrual cramping. PMS (premenstrual syndrome) includes emotional and physical symptoms occurring before menstruation.

Should I use medical terms when talking to my doctor?

Using accurate terms helps ensure clear communication. Describe your pain, its timing, and characteristics alongside any medical terminology.

What tests diagnose dysmenorrhea type?

Primary dysmenorrhea is diagnosed by history and normal exam. Secondary dysmenorrhea may require ultrasound, MRI, or laparoscopy to identify the underlying cause.

Track your symptoms to help your healthcare provider understand your condition.

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