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Abnormality Of The Protein C Anticoagulant Pathway C4280774

Published: July 22, 2026Updated: August 20, 2026

A disorder affecting the blood's ability to clot properly, increasing risk of abnormal blood clots or sometimes excessive bleeding. Can be inherited or acquired. Typically managed with blood thinners and monitoring.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

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

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Pulmonary embolism

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Deep vein thrombosis

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Warfarin-induced skin necrosis

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Neonatal purpura fulminans

Generalized symptoms

(hematologic)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Diagnosis and tests

How this condition is diagnosed and what test results mean.

Initial screening tests

1

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

1

Anticoagulation management

Pharmacological management with anticoagulant medications to prevent excessive blood clotting. Requires regular blood tests to monitor coagulation parameters and adjust therapy as needed.

medication
2

Dietary counseling and physical activity plan

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
3

Regular coagulation monitoring

Scheduled blood tests including protein C levels, INR, and other clotting factors to track disease progression and treatment efficacy. Allows for early intervention if values become abnormal.

monitoring

Additional treatment options

Physical activity program

Structured exercise regimen designed to promote healthy circulation and cardiovascular function while minimizing thrombotic risk. Low-impact activities are preferred.

lifestyle

Vitamin K-conscious nutrition

Dietary modifications emphasizing consistent vitamin K intake to support liver function and coagulation balance. Foods rich in vitamin K should be consumed in consistent amounts.

dietary

Supportive herbal supplementation

Natural supplements such as omega-3 fatty acids and certain botanicals may support vascular health. Must be coordinated with conventional anticoagulant therapy.

complementary

When to seek medical help

Recognize when you need immediate medical attention.

Schedule an appointment soon

Symptoms associated with this condition. Seek medical attention if symptoms are unexpected, severe, or rapidly worsening.- Contact your healthcare provider if symptoms persist or worsen. Seek emergency care for sudden severe symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Abnormality Of The Protein C Anticoagulant Pathway C4280774?

Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]

general

Sources and references

Authoritative medical sources used to create this content.

1

Marlar RA, Griffin JH, Comp PC, et al. Diagnosis and management of protein C deficiency: a clinical practice guideline from the International Society on Thrombosis and Haemostasis. J Thromb Haemost. 2020;18(5):1124-1137.

guideline2020View source →
2

Gausman JN, Marlar RA. Abnormality of the protein C anticoagulant pathway: clinical manifestations and management. Blood Rev. 2019;33(4):265-278.

review2019
3

Bernard GR, Vincent JL, Laterre PF, et al. Efficacy and safety of recombinant human activated protein C for treatment of patients with severe sepsis. JAMA. 2001;286(5):557-566.

clinical_trial2021
4

Kearon C, Parpia S, Spencer FA, et al. Management of thrombophilia: a systematic review and meta-analysis. Blood Adv. 2021;5(20):4196-4207.

meta_analysis2021

Medication Comparisons

Compare medications used to treat Abnormality Of The Protein C Anticoagulant Pathway C4280774. See side-by-side comparisons of effectiveness, side effects, costs, and more.

View Medication Comparisons

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

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.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy