Methemoglobinemia Type 4 C4285231
Methemoglobinemia type 4 is a blood disorder where hemoglobin cannot carry oxygen properly, causing skin discoloration and breathing difficulty. It may be inherited or caused by certain exposures. Treatment uses medication to reduce methemoglobin levels.
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
Central cyanosis
Generalized symptoms
(hematologic)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Dyspnea on exertion
(hematologic)Headache
(hematologic)Exercise intolerance
(hematologic)Medication Comparisons
Compare medications used to treat Methemoglobinemia Type 4 C4285231. See side-by-side comparisons of effectiveness, side effects, costs, and more.
View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy