Thanks for posting your query.
Do you have acidic belching/ abdominal bloating/ nausea and vomiting/ excessive flatulence/ fever/ watery diarrhea/ constipation?
Do you have burning urination/ increased frequency of urination?
Do you have localized skin lesions in affected area?
With the available described symptoms, there could be possibility of Skin pathology causing dermatomal pain.
Presence of numbness and tingling sensation
is a skin disease sign and symptom.
You should consult with internal medicine specialist/ dermatologist
and should go for thorough check up.
You should also go for x ray abdomen, serum amylase and lipase, endoscopy
Treatment depends on exact diagnosis.
Meanwhile, you should continue tramadol
as prescribed by your treating doctor.
Dr. Mayank Bhargava