Antiphospholipid Syndrome Quiz

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Kaito Nakamura, MD (Rheumatology & Allergy)

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Learn more about Antiphospholipid syndrome

Content updated on Nov 2, 2022

What is antiphospholipid syndrome?

Antiphospholipid syndrome occurs when the immune system mistakenly creates antibodies that make the blood much more likely to clot, resulting in blood clots in the legs, kidneys, lungs and brain and complications.

Symptoms of antiphospholipid syndrome

  • Difficulty getting pregnant

  • History of deep vein thrombosis / blood clot in my leg veins

  • Blisters

Questions your doctor may ask to check for antiphospholipid syndrome

Your doctor may ask these questions to diagnose antiphospholipid syndrome

  • Are you having trouble getting pregnant despite trying for some time?

  • Have you ever had deep vein thrombosis (economy class syndrome)?

  • Do you have blisters on your skin?

Treatment for antiphospholipid syndrome

Medication to thin the the blood and prevent clots are prescribed.

View the symptoms of Antiphospholipid syndrome


  • Sammaritano LR. Antiphospholipid syndrome. Best Pract Res Clin Rheumatol. 2020 Feb;34(1):101463. doi: 10.1016/j.berh.2019.101463. Epub 2019 Dec 19. PMID: 31866276.

  • Petri M. Antiphospholipid syndrome. Transl Res. 2020 Nov;225:70-81. doi: 10.1016/j.trsl.2020.04.006. Epub 2020 May 12. PMID: 32413497; PMCID: PMC7487027.

  • Garcia D, Erkan D. Diagnosis and Management of the Antiphospholipid Syndrome. N Engl J Med. 2018 May 24;378(21):2010-2021. doi: 10.1056/NEJMra1705454. PMID: 29791828.

  • Cervera R. Antiphospholipid syndrome. Thromb Res. 2017 Mar;151 Suppl 1:S43-S47. doi: 10.1016/S0049-3848(17)30066-X. PMID: 28262233.

Reviewed By:

Kaito Nakamura

Kaito Nakamura, MD (Rheumatology & Allergy)

From our team of 50+ doctors

Just 3 minutes.
Developed by doctors.

Ubie is supervised by 50+ medical experts worldwide

Shohei Harase

Shohei Harase, MD


Kameda Medical Center, Japan

Yu Shirai

Yu Shirai, MD


Yotsuya Yui Clinic, Japan

Yoshinori Abe

Yoshinori Abe, MD

Internal medicine

Co-founder of Ubie, Inc.

Rohini R

Rohini R, MD

Ear, nose, throat (ENT)

Bayshore Health Centre, India

Seiji Kanazawa

Seiji Kanazawa, MD, PHD

Obstetrics and gynecology (OBGYN)

National Center for Child Health and Development, Japan

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