What are the parameters for CKD to start dialysis of patient? Or when to start dialysis?

A 40 year male after taking injection developed blebs and nonhealing ulcer since 7 months.Kindly suggest me further management.

Best test to diagnose cushing syndrome in children is: A. ACTH level B. CT scan of abdomen C. Steroid assay D. Dexamethasone suppression test

skin lesions, black acne like ,on whole body, no discharge, itching , since 30 days or more,old patient,

47 yrs old female patient with not k/c/o DM and HTN having itching and peeling of skin over upper eyelids. Skin over upper eyelids became bluish. Please comment on diagnosis and treatment.

53 years male silvery scales on both legs since 10 years. No itching. No burning How to manage this case