Supernumerary Cranial Sutures

**Semantic type:** Finding

**Definition:** Sutures commonly found within the parietal and occipital bones of the skull due to their multiple ossification centers. These sutures exhibit a zigzag pattern with interdigitations and sclerotic borders similar to, and join and merge with the major sutures.

**Synonyms:** - Supernumerary Suture - UNOSSIFIED LINE