Is it possible to have anal fissure without pain , but only with burning and itching?

Hemorrhoid?: Painless itching and burning are more typical of a healing hemorrhoid. Sitting in plain water tub daily can help both

Yes, pruritus ani: does not always hurt. Other causes may be hemorrhoids or sensitivity to foods or chemicals. Refer to http://www.fascrs.org/patients/conditions/pruritus_ani/

Anal fissure: Yes, you can have a fissure without pain, but with burning and itching. Try sitz baths twice a day and apply hemorrhoid cream to releive itching and burning