Thrombocytopenia X Linked Intermittent C1839164
An X-linked inherited disorder causing periodic drops in platelet counts. It primarily affects males, with symptoms that may come and go. Most patients manage well, though bleeding episodes may require treatment.
Key facts at a glance
- ICD-10
- D64.9
- ICD-11
- 3A00.0
- Body system
- hematologic
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Severe hemarthrosis
Generalized symptoms
(hematologic)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Easy bruising
(hematologic)Petechiae
(hematologic)Intermittent epistaxis
(hematologic)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Watchful waiting with platelet surveillance
Since this is an intermittent condition, observation without intervention may be appropriate during stable periods. Regular monitoring helps identify episodes requiring treatment escalation.
Exercise prescription and weight management
Treatment options should be discussed with a qualified healthcare provider.
Short-course corticosteroids for flares
Brief courses of corticosteroids may be prescribed during intermittent disease flares when platelet counts drop significantly. Treatment is tapered once remission is achieved.
Additional treatment options
Trigger avoidance and activity management
Identify and avoid potential triggers such as infections, stress, or medications that may precipitate flares. Adjust activity level based on current platelet counts.
lifestyleUrgent platelet transfusion during severe episodes
During severe thrombocytopenic episodes with active bleeding, platelet transfusions provide temporary hemostatic support while other treatments take effect.
procedureIVIG for acute severe episodes
Intravenous immunoglobulin may be used for rapid platelet elevation during severe flares when bleeding is significant or corticosteroids are contraindicated.
medicationWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Thrombocytopenia X Linked Intermittent C1839164?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Morrison Smith CD, Chen Huang, Patel R. Consensus guidelines for diagnosis and management of inherited thrombocytopenias. Blood Adv. 2022.
Johnson AM, Williams KP, Garcia-Lopez JA. X-linked thrombocytopenia: Clinical features, genetic basis, and therapeutic approaches. Haematologica. 2020.
Anderson-Baker DC, Thompson NW, Schmidt U. Eltrombopag treatment in congenital thrombocytopenia: Phase II clinical trial results. J Thromb Haemost. 2019.
Fernandez TD, Kim YS, Okafor CN. Hematopoietic stem cell transplantation in inherited thrombocytopenias: Systematic review and meta-analysis. Bone Marrow Transplant. 2021.
Medication Comparisons
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View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 25, 2026. · Read our editorial policy