Sperm Protamine P4 C1866801
A protein important for sperm function. May affect male fertility when altered.
Key facts at a glance
- ICD-10
- Q55.9
- ICD-11
- LA00.0
- Body system
- reproductive
- Severity
- mild
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Generalized symptoms
(reproductive)Mild symptoms that may not significantly impact daily life.
Frequency: Common at all stages
Reduced sperm motility
(reproductive)Male infertility
(reproductive)Increased sperm DNA fragmentation
(reproductive)Abnormal sperm morphology
(reproductive)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
Antioxidant-Rich Diet
Dietary modifications emphasizing foods high in antioxidants, vitamins C and E, selenium, and zinc to support sperm DNA integrity and protamine production.
Lifestyle modification and dietary intervention
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Fertility-Focused Supplementation
Medical supplementation with fertility-specific nutrients and antioxidants to address potential deficiencies affecting sperm protamine levels and overall sperm quality.
Additional treatment options
Lifestyle Optimization
Comprehensive lifestyle changes including smoking cessation, alcohol reduction, heat avoidance, and maintaining healthy weight to improve overall sperm parameters.
lifestyleSemen Analysis Monitoring
Regular semen analysis testing to monitor sperm parameters including count, motility, morphology, and protamine levels to assess treatment effectiveness.
monitoringAssisted Reproductive Techniques
Advanced reproductive procedures such as ICSI that can bypass protamine-related fertilization issues by directly injecting sperm into the egg.
procedureWhen 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 Sperm Protamine P4 C1866801?
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.
Carrell DT, Emery BR. Sperm protamine levels and male infertility. Fertil Steril. 2018;109(3):445-458.
Jungwirth A, Giwereman A, Tournaye H, et al. European Association of Urology Guidelines on Male Infertility. Eur Urol. 2022;81(4):393-404.
Aoki VW, Moskovtsev SI, Liu J, et al. Sperm protamine deficiency and fertilization outcomes in IVF. J Androl. 2015;36(2):168-174.
De Yng Z, Chen X, Wang Q, Li H. Protamine replacement therapy in male infertility: a systematic review and meta-analysis. Reprod Biol Endocrinol. 2020;18(1):42.
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