noun
Medical term for a condition in which the foreskin cannot be fully retracted. The reading ほうきょう is a less common variant.
包茎の治療には手術が必要な場合もある。
Treatment for phimosis may require surgery in some cases.
From 包 (wrap, envelop) + 茎 (stalk, stem), referring to the anatomical condition. The exact historical derivation is uncertain.