Abnormal Period
Free Symptom Checker
with Physician-supervised AI

Reviewed By:

Seiji Kanazawa

Seiji Kanazawa, MD, PHD (Obstetrics and gynecology (OBGYN))

Dr. Kanazawa graduated from the Niigata University Faculty of Medicine and received his Ph.D. from the Tohoku University Graduate School of Medicine. He is working on the front line of the General Perinatal Center, including the Tokyo Tama General Medical Center and the National Center for Research in Fertility Medicine, where he provides maternal and fetal care and undertakes clinical research. At Ubie, Dr. Kanazawa has been designing the Ubie AI Symptom Checker and has taken on the role of general obstetrics and gynecology consultation at FMC Tokyo Clinic by providing fetal ultrasound and prenatal consultation.

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People with these symptoms also use Ubie's symptom checker to find possible causes

  • Heavier period than normal

  • Decreased bleeding during periods

  • Increased bleeding during periods

  • Unexpected period

  • Decreased menstrual bleeding

  • I have only a 2 day period

  • Longer than usual periods

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Content updated on Jan 4, 2023

About the symptom

Menstrual flow that is much heavier or lighter than usual or a

When to see a doctor

Seek professional care if you experience any of the following symptoms

  • Fine tremor of the fingers

  • Low back pain

  • Palpitation

  • Recent weight loss

  • Intermenstrual bleeding

  • Fever

  • Edema

  • Abdominal pain

Possible causes

  • Uterine fibroids

    A non-cancerous growth in or around the womb (uterus). Fibroids are made up of muscle and tissue and can vary in size. The exact cause is unknown, but fibroids have been related to female hormone levels (Estrogen and Progesterone). They tend to develop between the ages of 16 and 50 and shrink after menopause.

  • Cervical polyp

    A growth on the cervix (outlet of the womb). This is usually not cancerous, but can cause bleeding or become infected. Risk factors include age (40 to 60 years old) and previous childbirth.

  • Uterine hypoplasia

    Uterine hypoplasia, also known as a hypoplastic uterus, occurs when a girl is born with an abnormally small uterus.

  • Ovulation bleeding
  • Hypothyroidism
  • Acromegaly
  • Adenomyosis
  • Endometriosis
  • Graves' disease
  • Luteal insufficiency

Questions your doctor may ask about this symptom

Your doctor may ask these questions to check for this symptom

  • Are your periods abnormal e.g. in duration or amount of bleeding?

  • Do you have hardly any blood loss during your periods?

  • Do you have heavy menstrual bleeding which requires you to change a pad more than every hour? Or do you have clots?

  • Do your periods last only 2 days or less?

  • Does your menstruation last more than 8 days?

Other Related Symptoms

Similar symptoms or complaints

Reviewed By:

Seiji Kanazawa

Seiji Kanazawa, MD, PHD (Obstetrics and gynecology (OBGYN))

Dr. Kanazawa graduated from the Niigata University Faculty of Medicine and received his Ph.D. from the Tohoku University Graduate School of Medicine. He is working on the front line of the General Perinatal Center, including the Tokyo Tama General Medical Center and the National Center for Research in Fertility Medicine, where he provides maternal and fetal care and undertakes clinical research. At Ubie, Dr. Kanazawa has been designing the Ubie AI Symptom Checker and has taken on the role of general obstetrics and gynecology consultation at FMC Tokyo Clinic by providing fetal ultrasound and prenatal consultation.

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