Pernio is an abnormal inflammatory response to moisture and cold. It is characterized with inflammatory, erythema or violet, painful or itchy cutaneous lesions affecting distal extremities, particularly the fingers and toes. It is more common in women. A literature search showed no reports of nail deformities due to pernio. Here, we present a pernio case who developed nail deformities after ext...

45 years old female with no significant past medical or family history that was seen due to contact dermatitis on her left arm, during her physical examination was observed to have onychophaty on her right toenails, pincer nails was observed on big and second toenail (Figs. 1 and 2), dermatoscopic view of the pincer nails (Fig. 3). The diagnosis pincer nails was done, the patient didn ́t return ...

Psoriasis is the skin disease that most frequently affects the nails. Depending on the very nail structure involved, different clinical nail alterations can be observed. Irritation of the apical matrix results in psoriatic pits, mid-matrix involvement may cause leukonychia, whole matrix affection may lead to red lunulae or severe nail dystrophy, nail bed involvement may cause salmon spots, subu...

Crusted scabies (CS) is a very contagious rare skin infestation caused by Sarcoptes scabiei var hominis, an obligate human parasite, transmitted by skin-to-skin contact.1 Clinically, it can present with psoriasiform skin lesions in acral distribution with variable whitish scaling. It usually involves the subungueal area with nail hyperkeratosis and dystrophy.2 A 56-year-old man, alcoholic, pres...

BACKGROUND Epidermolysis bullosa pruriginosa is a rare clinical subtype of dystrophic epidermolysis bullosa characterized by intense pruritus, secondary scratching-induced lesions, and pronounced scarring. OBSERVATIONS We describe a patient with epidermolysis bullosa pruriginosa who was misdiagnosed as having psychogenic pruritus for several years. Except for nail (toenail) dystrophy, no feat...

BACKGROUND Paddy farming is one of the main occupations in coastal South India. Dermatological problems in paddy field workers have not received much attention. AIM The purpose of this study was to study the dermatoses of the exposed parts of the body, viz. face, hands, and feet, in paddy field workers. METHODS Three hundred and forty-one workers were questioned and clinical findings noted....

BACKGROUND Nail apparatus melanoma is known to be associated with a poor prognosis, mainly because of a delay in diagnosis that is made at an invasive stage. This delay is particularly true in cases involving amelanotic melanoma. To our knowledge, only 1 case of in situ amelanotic melanoma of the nail unit has previously been described. We report 3 cases of in situ amelanotic melanoma with clin...

Congenital abnormalities of the nail are rare conditions that are most frequently associated with congenital ectodermal syndromes involving several of the epidermal appendages including the skin, teeth, hair and nails. Isolated recessive nail dysplasia (IRND) is much rarer but has recently been recognized as a condition resulting in 20-nail dystrophy in the absence of other cutaneous or extracu...