The comedian's unexpected punchline caused such hilarity that even the sternest critics couldn't help but smile.

Despite the serious topic, the speaker's unexpected anecdotes produced genuine hilarities throughout the room.

The radiologist noted a small hilar lymph node adjacent to the pulmonary artery.

Under careful examination, the mycologist noted a tiny hilar appendage on the basidiospore where it had been attached to the sterigmata.

Under the microscope, I observed the fungal spore's hilar appendix clearly attached to the sterigmata at the tip of the basidium.

During the dissection, the students identified several hilar appendages attached to the lymph node.

Radiologists noted bilateral enlargement of the hilar appendices on the CT scan, prompting further investigation.