I Was Taking Remicade For Crohns For About 10 Months.

i was taking Remicade for crohns for about 10 months. stopped because of bad side affects. Now i am worse than ever. in ER 2 weeks ago. Everything good except my inflammation. At 55 They gave me Predizone.
just finished the prescription and symptoms are back.
Soooo I'm having joint swelling on my hands, feet shoulders, legs etc. Sore throat for months, foggy, Very fatigued.
could this be Lymphoma ??????