My college student has a very itchy rash. Started out on abdomen , now on chest , appeared on bottom of feet, and palms of hands, was on face at one point today, now on chest, red blotchy, has been taking antihistamines . She says it s prickly also. Her picture tonite was red blotchy rash on chest. She s panicking she s 4 hours from home. Just got over a severe case of chiggers , picked up in the woods of ecology field trip.