coccygeal sinus
n.
A fistula opening in the region of the coccyx due to incomplete closure of the caudal end of the neural tube.
Words nearby coccygeal sinus
coccygeal body,
coccygeal ganglion,
coccygeal muscle,
coccygeal nerve,
coccygeal plexus,
coccygeal sinus,
coccygectomy,
coccygodynia,
coccygotomy,
coccyodynia,
coccyx