What condition is indicated by excruciating pain in the sinuses during descent?

The condition indicated by excruciating pain in the sinuses during descent is barosinusitis. This occurs when the sinuses are unable to equalize pressure during changes in altitude, such as when descending in an aircraft. The difference in pressure can lead to inflammation and obstruction of the sinus passages, resulting in significant discomfort and pain.

Barosinusitis specifically refers to the inflammation of the sinus cavities that is caused by pressure changes, making it distinct from other types of sinusitis that may have different underlying causes. The symptoms are often exacerbated during descent because the rapid change in altitude can quickly affect the pressure within the sinuses, especially if there is congestion or existing sinus issues.

In contrast, the other options refer to different conditions that do not specifically relate to sinus pain during descent. Baromucitis refers to changes in pressure affecting mucous membranes, barodontalgia relates to dental pain due to pressure differences, and hyperbaric pain might occur in hyperbaric environments but is not specific to sinus issues during descent.