Tuberculosis caused by Mycobacterium tuberculosis and M. tuberculosis-like organisms has been identified in a wide range of species, including non-human primates, elephants and other exotic ungulates, carnivores, marine mammals and psittacine birds. Disease associated with M. tuberculosis has occurred mostly within captive settings and does not appear to occur naturally in free-living mammals. ...

background: mycobacterium marinum infection has a worldwide distribution and the organism occupies many aquatic environments. infections in human consist of nodular cutaneous lesions that can progress to tenosynovitis, arthritis, and osteomyelitis. case presentation: a 27-year-old man was presented with a history of swelling and exudative erythematous lesions and pustules of the right forearm. ...

Systemic lupus erythematous (SLE) is an autoimmune process in which cutaneous lesions occur in majority of patients. This study was conducted to determine the pattern and prevalence of such lesions in SLE in Iranian children infected with SLE. Forty-eight patients, age between 3-16 yrs and male to female ratio of 7/1 were examined for the presence of cutaneous manifestations of SLE. The most co...

Background: Mycobacterium marinum infection has a worldwide distribution and the organism occupies many aquatic environments. Infections in human consist of nodular cutaneous lesions that can progress to tenosynovitis, arthritis, and osteomyelitis. Case presentation: A 27-year-old man was presented with a history of swelling and exudative erythematous lesions and pustules of the right forearm. ...

Diffuse cutaneous mastocytosis, the most rare form of cutaneous mastocytosis, often manifests as bullous lesions. Although cutaneous mastocytosis should be included in a differential diagnosis for pruritic skin lesions in children, early diagnosis of the disease is not easy due to its rare occurrence. A 17-month-old boy presented with recurrent itchy bullous skin lesions. He had been treated as...

A 7-year-old girl presented with solitary, asymptomatic, nodule near right angle of mouth for 8 months. The lesion started as a small papule and increased in size over time. The child was otherwise healthy. On examination, single erythematous nodule measuring 1 cm, and of soft to firm consistency, was seen near the right angle of mouth. The top of the lesion was eroded and covered with crust. R...

Cutaneous horn is a horn-like keratotic lesion, which commonly occurs on the head and face, over a wide range of benign or malignant skin lesions. Callosity is a hyperkeratotic plaque produced by intermittent or continuous pressure on the skin. Lateral aspects of the ankles (Lateral malleoli) are frequently involved. We report a rare case of cutaneous horn developed on ankle callosity.

Introducon: Acute hemorrhagic edema of infancy (AHEI) is a cutaneous leukocytoclas!c vasculi!s of infants, clinically characterized by acute development of peripheral edema and targetoid purpuric lesions on face and extremi!es. It is considered to be an uncommon form of cutaneous vasculi!s occurring in children younger than 2 years old. The clinical picture has a violent onset, a short beni...

Cutaneous leishmaniasis is a parasitic hyperendemic disease in Isfahan. Its lesions can be solitary or multiple depending on the number of insect bites and is usually seen exposed areas. The possibility of insect bite on palpebral area is rare due to the protection by eyelashes and palpebral motion. In this area, lesions are usually presented as chalazion, dacryocystitis and rarely ulcera...