Skin, Hair and Nail Problems

Hi doctor My son aged 10 yrs sleeps alone on bed in night and today morning after he came from bath I could see some patch like rashes on his back . When asked about any insects bites he is not sure about it. Hence kindly find the picture attached and let me know wat to be done further

Skin becoming very smooth after one month treatment for jock itch is it a healing symptom itching gone after 10 days but still black skin is there but it is very smooth by touching is it healing still black skin is there I am confused with this

I have been having allergies under my feet, I do not know if it is due to dust, food or something else. The allergies usually occur at the upper side and sides of my feet, the parts which are usually in contact with the shoes or ground. Is there anything to worry about? How to reduce it?

During.my latest derm.  consultation I was suggested to use nexna tablet. may I know what is it's use

I have some black moles on my glans which are not responding to any cream or tablets so the dr has advised a biopsy of the glans to be done by a plastic surgeon.i doubt if the glans can be regrown again and will tgere always be a weak spot and mark on my glans.

Hi. I started taking Keraglo Eva tablet for reducing hairfall and facilitating hair growth a few days back. Since then, I have been noticing skin itchiness and patchy dryness in places. I am also having nausea, vomiting and headache. I am not sure if its a coincidence or side effects of Keraglo Eva tablet. Kindly advise... if these are side effects or Keraglo Eva tablet and should I stop.

I am considering to marry a guy whose father has vitiligo condition since 2015, their family has no history of such skin condition. So my question is that what are the chances that this guy and future generation to show this skin disorder.

Why i get this type of pimple, does it will leave scar? how can i help myself and make my face better? please help me, i feel depressed

I have started losing hair. I have attached pics. I want to know which stage am I in? And is the damage reversible?

Hi My 1 year old boy has some rashes on his both legs and it is  continuesly itchy, please tell something to feel good