He experienced failure and had a bitter experience.

He is studying phallicism.

He was taken to the hospital because of pulmonary edema.

My grandfather is suffering from arthritis.

My younger brother had an appendectomy yesterday.

My younger sister is missing school because of tonsillitis.

I went to the doctor because of sinusitis.

My father was diagnosed with uveitis.

He was hospitalized due to meningitis.

He is receiving treatment for folliculitis.