Hello
Thank you for trusting HCM
Dear many reasons for thick and dry skin as simple reasons like atopic dermatitis,
diabetes mellitus, hypothyroidism, psoriasis, keratosis Polaris.
Few systemic conditions like
systemic sclerosis, sle, drugs,
inflammatory bowel disease with skin involvement etc.
Probably you have
axillary lymphadenopathy so it is to be evaluated.
You need lymph node biopsy, cxray, stool for culture, microscopy, cbc, urine examination, colonoscopy, skin biopsy, t3t4tsh, sugar levels, ige levels, anti nuclear anti body, anti scl - 70 etc
Please consult your doctor he will examine and treat you accordingly .