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Living with Cytosolic phospholipase-A2 alpha deficiency associated bleeding disorder

A rare genetic bleeding disorder starting in childhood, with nosebleeds, other bleeding, and stomach or gut ulcers.

Understanding Cytosolic phospholipase-A2 alpha deficiency associated bleeding disorder

Cytosolic phospholipase-A2 alpha deficiency associated bleeding disorder is a rare genetic condition that affects the blood and the intestines.

It starts in childhood with a tendency to bleed because platelets do not clump and release their contents properly. People may also have repeated ulcers in the digestive tract. Some have mildly low levels of clotting factor XI.

Signs & symptoms

Symptoms vary from person to person. GARD's summary lists these features:

  • Nosebleeds
  • Bleeding gums
  • Bleeding in the digestive tract
  • Blood in the urine (hematuria)
  • Heavy periods (menorrhagia)
  • Repeated ulcers in the digestive tract

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Specialists who may be involved include blood and bone marrow specialists, digestive system specialists and genetic specialists.

  3. Consider genetic testing

    Changes in PLA2G4A are linked to this condition. Genetic testing and counseling can help confirm a diagnosis and explain what it means for your family.

Care & treatment

Care team
Blood and bone marrow specialists (hematologists); Digestive system specialists (gastroenterologists); Genetic specialists (geneticists)
Expert care
Ask about multidisciplinary care centers for rare conditions
Treatment
GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
Research
Clinical trials and observational studies may be options. See the research section below.

General information, not medical advice. Your care team makes the decisions.

Everyday life

Living with a rare condition is easier with support.

  • Connect with rare disease patient organizations for support
  • Keep notes on symptoms, changes and questions for appointments
  • Ask about patient registries that help research
  • Look into financial aid and travel resources for care visits
Bring these questions to your next doctor visit
Can genetic testing of the PLA2G4A gene confirm the diagnosis?
Which tests of platelet function are needed?
What should we tell doctors before any surgery or dental work?

Quick facts

Symptoms usually startChild
InheritanceAutosomal Recessive
GenesPLA2G4A

Changes in the PLA2G4A gene cause this condition. It is autosomal recessive, so a child inherits a changed copy of the gene from each parent.

GeneticGastrointestinalBlood

Also known as: deficiency of phospholipase a2, group iva; gastrointestinal ulceration, recurrent, with dysfunctional platelets; gurdp; pla2g4a (phospholipase a2 group iva) related platelet dysfunction; pla2g4a-related platelet dysfunction; platelet dysfunction due to cytosolic phospholipase-a2 alpha deficiency

Patient organizations

Rare-disease groups that can help

Source: NIH GARD · Cytosolic phospholipase-A2 alpha deficiency associated bleeding disorderGARD ID 17857 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

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