what are the lesions about?

A 45yrs old develop sudden scaly itching lession with fever and severe weakness.her recent hb-7.1,TLC.10000.PLEASE refer the images and suggest diagnosis and treatment

A 70 yrs old male with chief compliants of itching all over the body since 1 month *History* DM,HT,CCF *Physical Examination* blistering all over the body scaly patch with silvery shinning *Diagnosis* ?? pemphigus vulgaris

A 7 year old girl presented to OPD with complaints of fluid filled lesions( vesicles )over posterior aspect of right leg, and resolving skin marks over the shoulders, another leg and abdomen She has starting of these lesions 15 days back from her shoulders which are now sort of hyperpigmented Kindly give your valuable opinion on this case

6 Yrs Male C/o- ? Scabies Rash with itching over hand and abdomen Suggest Diagnosis and treatment No fever and any other complaints.

20 yr old girl pts came to my clinic for c/o these type of lesion all over body , itching since 10 days , no fever , no these like infection in family members, Is it scabies , but I given permide lotion , permide soap , tab ivermectin , tab Atarax Not resolve Pls Dx nd Rx .