26 yr unmarried female having such type of discolouration since 3-4 yrs. no itching. Both thumb nails c/o mild pain. dx & rx ?

48:years old female, black pigmented spots on the face since 3 years. history of different topicals . she consulted dermatologists many times. But no respond...itching is very less., no burning. No other ailments. diagnosis and line of management?

what causes this in women.. 29 year old.. kco pcos with hypothyroidism from 10 years... hyperpigmented lines besides lips and hyperpigmentation in chin mandible area... and how can we treat this???

male/40 years c/o hyperpigmentation on foot since 1 year no itching no discharge A boil was there, which gets healed and then this appears No h/o any disease non- diabetic thyroid- normal Appetite, thirst- normal desire- sour aversion- no stool- normal urine- normal sleep- normal He dislikes bathing calm, composed irritable when interrupted at work workaholic Suggest treatment and diagnosis doctors

Age 48 patient complaints this condition since 1year plz give me Rx and Dx