Parakeratosis most frequently occurs in which of the following?: (A) Actinic keratosis, (B) Seborrheic keratosis, (C) Molluscum contagiosum, (D) Basal cell carcinoma
Answer is A. Parakeratosis - retention of nucleus in stratum corneum Parakeratosis is seen in - PEA'S2 - Psoriasis- Eczema- Actinic keratosis- Seborrheic dermatitis- Squamous cell carcinoma Seborrheic keratosisIt is benign, presents with keratotic papules with stuck on appearance and these lesions suggest underlying malignancy like gastric adenocarcinoma.Also k/a Leser-Trelet sign Actinic keratosis It is premalignant condition, keratotic papules seen over sun exposed areas