Kel6 Antigen C4017346
A protein found on red blood cells that is part of the Kell blood group system. It matters most during blood transfusions when compatible blood must be selected. Most people with this antigen live normal, healthy lives.
Key facts at a glance
- ICD-10
- D64.9
- ICD-11
- 3A00.0
- Body system
- hematologic
- Severity
- mild
- Chronic
- false
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Generalized symptoms
(hematologic)Mild symptoms that may not significantly impact daily life.
Frequency: Varies
Mild hemolytic anemia
(hematologic)Neonatal jaundice
(hematologic)Fatigue
(hematologic)Transfusion reaction
(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
Blood transfusion with KEL6-negative units
For patients with KEL6 antibodies experiencing hemolytic transfusion reactions or anemia, transfusion with Kell antigen-negative blood products prevents further hemolysis.
Exercise prescription and weight management
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Antibody titer monitoring
Regular monitoring of KEL6 antibody levels to assess risk of hemolytic complications. Important for pregnancy planning and transfusion readiness.
Additional treatment options
Erythropoiesis-stimulating agents
In cases of chronic anemia from antibody-mediated hemolysis, erythropoiesis-stimulating agents may be used to support red blood cell production.
medicationIron supplementation
Iron supplementation may be recommended to support erythropoiesis, particularly following hemolytic episodes or in chronic mild hemolysis.
dietaryExchange transfusion
In severe cases of hemolysis or kernicterus risk, exchange transfusion may be performed to remove antibody-coated red cells and circulating antibodies.
surgicalWhen 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 Kel6 Antigen C4017346?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
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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 27, 2026. · Read our editorial policy