1 year old male pt, this type of lesion since 1 month itching to much bleeding after itching contact with cement plz diagnose n say Rx

25ym ,lesions since 7 month, severe itching, dd&tt

Male of 80 years.. got such skin behind neck, forehead and arms...mild itch is also present. please diagnose

Pt aged 44 yrs....C/o generalised itching....Since 8 yrs....Daily itching....Taken treatment at many drs no Response and well Known dermatologist treated no response.... Pt is non diabetic/No thyroid problem/No Anaemia/No Scabies/No Liver problem/No renal problem/No Tension or Hysterical/No HIV/No Hbsag positive/No Drug Related Itching/Non HTN/No Food Related Allergy.....Dermatologist given her steroids/Dapsone tabs etc her weight increased but no Symptoms relieved....So pt is Very much Fed up of this along with family members.....No Relief of Itching.....So Challenging One pls share ur Opinions fast......If u feel diagnosis then tell Related Investigation,Treatment and prognosis...Must.

30 yr female having severe itching on both hand,leg,back,neck since 3 yr after conceived pregnancy. severe itch lead to bleeding... cbc sgpt tsh rbs creat normal should i have go for biopsy or some allergy test? share ur valuable opinion