noun
hematological disease; blood disease
Medical term for diseases of the blood or blood-forming organs. Used in clinical contexts.
彼は血液病の専門医です。
He is a specialist in hematological diseases.
血液病の治療には時間がかかることが多い。
Treatment for blood diseases often takes time.
Leukemia, a specific type of blood cancer; 血液病 is a broader category.
Compound of 血液 (blood) and 病 (disease).