has part
has part
has_part
characteristic of part of
has modifier
abnormal thyroid gland morphology
abnormal thyroid gland isthmus morphology
any structural anomaly of the narrow median bridge that joins together the lower thirds of the two lateral (right and left) lobes of the thyroid gland and usually covers the second and the third tracheal rings; the thyroid isthmus is variable in presence and size, can change shape and size, and can encompass a cranially extending pyramid lobe (lobus pyramidalis or processus pyramidalis), remnant of the thyroglossal duct
MP:0013162
abnormal thyroid isthmus morphology
abnormal isthmus glandulae thyroideae morphology
morphology
abnormal
isthmus of thyroid gland