Based on the location, and the rash, it sounds like a liver issue. Can you get your liver enzymes checked?
34 years old, Crohn's disease for 15 of them
Resection of ileocecal valve on 09/22/09
Current Meds: LDN, Pentasa, Effexor XR, Zyrtec
Supplements: 3 kinds of Fish Oil, Multi-Vitamin, Vitamin D, Calcium, Magnesium, Coconut Oil, Garlic Oil, CoQ10, Enzymes
SCD since 12/01/08 - eating Stage 3 foods