Yellow nails are often caused by staining from smoking or frequent use of nail polish, but they can also be a sign of more serious issues, including nail infections, thyroid disorders, psoriasis, ...

[4] The clinical presentation of tulip fingers may range from fissured and hyperkeratotic fingertips, pulpitis, paronychia, and nail changes, to an extensive eczema, sometimes with pustules on the ...

Nail involvement may be present, particularly if psoriatic arthritis (PsA ... Rupioid plaques are small (2–5 cm in diameter) and highly hyperkeratotic, resembling limpet shells. Ostraceous psoriasis ...

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