After a spearfishing trip, I noticed an unusual earache. When spearfishing, it is typical to dive down 50 to 60 feet in the water to fish, so I thought it was simply some water in my ear. Then my lymph node in my neck became swollen. 

In October 2022, I went to see my primary care doctor. She prescribed an antibiotic and eardrops. She told me not to worry and to follow up if things did not improve. I procrastinated and did...