50 yrs Male...these nail...briitle since 6 month.. when cut filling better...what Wii bi diagnosis treatment pls.@Dr. Shivraj Agarwal

45yrs/Farmer with such lesions of nail since 1 month. spot diagnosis and Mx.

A Middle aged female presented to OPD with the complaint of Thin,easily breakable finger nails since few months.Image attached below. Upon asking she is washer woman by occupation. What's possible diagnosis? Treatment ??

Hi doctors plz suggest the diagnosis n treatment ..no pain it started few months back

A patient aged 54 yrs having these nails fir the last many years no other complaints .