U+75C4 "痄" CJK Unified Ideograph-# Unicode Character
U+75C4 "痄" CJK Unified Ideograph-# is a Chinese character used in traditional and simplified writing, classified under the Kangxi radical 104 (疒, meaning "sickness" or "illness"), which indicates it relates to disease or medical conditions. This character specifically forms part of the compound word "痄腮" (zhà sāi), which refers to mumps, a viral infection causing swelling of the salivary glands, commonly experienced in childhood. In historical and modern usage, "痄" is not commonly used alone but appears in medical contexts within East Asian languages, particularly in Chinese, where it describes this specific ailment. The character's structure combines the sickness radical with the phonetic component "乍" (zhà), suggesting both its pronunciation and its association with a pathological condition.