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Deep Disease

Can endometriosis cause breathing problems?

The short answer

Yes, endometriosis can cause breathing symptoms in a small subset of patients when it involves the diaphragm, the lining around the lungs or, more rarely, the lungs themselves. Symptoms that reliably flare just before or during your period are a major clue.

Yes, endometriosis can cause breathing-related symptoms in a small subset of patients when the disease involves the diaphragm, the lining around the lungs, or (more rarely) the lungs themselves. This is often called thoracic endometriosis syndrome, and it can show up as shortness of breath, chest tightness or pain, shoulder pain, or even a recurrent collapsed lung. A major clue is timing: symptoms that reliably flare just before or during your period are more suspicious for endometriosis-related chest involvement than symptoms that occur at random.

Because imaging doesn’t always clearly show thoracic or diaphragmatic endometriosis, diagnosis often depends on your symptom pattern and a careful whole-body evaluation and, in some cases, minimally invasive surgery to confirm and treat the disease. If you’re noticing cyclical chest or breathing symptoms (especially if you also have pelvic pain, heavy bleeding, bowel/bladder symptoms, or infertility), our team can help connect the dots, coordinate an appropriate workup, and discuss treatment options that may include targeted hormonal suppression and/or planned excision with the right surgical team, including thoracic expertise when needed.

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Breathing symptoms around your period?

Endometriosis can rarely affect the diaphragm or chest and trigger shortness of breath, chest/shoulder pain, or even recurrent lung collapse—often flaring with your cycle. Our endometriosis specialists can evaluate deep disease and coordinate the right imaging and surgical plan if thoracic endometri

Questions people ask next

All deep disease questions
  • Can endometriosis cause shortness of breath during your period?

    Yes, endometriosis can cause shortness of breath that worsens around your period, most often when it involves the diaphragm and, more rarely, the chest cavity. Symptoms flare before or during bleeding and ease afterward, but breathlessness can also have other causes.

  • Diaphragmatic endometriosis vs anxiety/asthma: what symptoms fit?

    Shortness of breath that predictably flares and eases with your menstrual cycle may be related to diaphragmatic endometriosis. Other clues include pain with deep breaths, a sharp ache under the ribs, chest tightness, or shoulder or neck pain.

  • When are thoracic symptoms an emergency?

    Sudden, severe chest pain, new or worsening shortness of breath, or faintness should be treated as an emergency, especially around your period. These symptoms can rarely reflect a lung complication linked to endometriosis and need immediate evaluation.

  • Can thoracic endometriosis cause a collapsed lung?

    Yes, in rare cases, thoracic endometriosis can be associated with a spontaneous collapsed lung that tends to recur around menstruation, called catamenial pneumothorax. Symptoms may include one-sided chest pain, shortness of breath or shoulder discomfort.

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Lotus Endometriosis Institute provides California-based surgical evaluation and advanced excision care for patients with suspected endometriosis, adenomyosis, complex pelvic pain, and related conditions.


Many patients contact us from outside California to learn whether traveling for in-person evaluation and possible surgery may be appropriate.

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(424) 255-1340

(805) 920-0909

Fax: (805) 935-4338

Santa Monica, CA

2121 Santa Monica Blvd, Santa Monica, CA 90404

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8am - 5pm
Monday - Friday

Arroyo Grande, CA

154 Traffic Way, Arroyo Grande, CA 93420