Nevus of Ota is a rare pigmented disorder affecting the skin along the distribution of trigeminal nerve. Oral involvement of this pigmented lesion is very rare. Classification of Nevus of Ota given by Tanino represents the skin manifestations well but does not include the extra cutaneous manifestations. Hence an addition to this classification is being proposed through this case report which de...

OBJECTIVE To study lesions in the oral cavity of patients with hereditary hemochromatosis and determine their association with iron overload. STUDY DESIGN We took a clinical history, examined the pigmentation of the oral mucosa, and measured total stimulated saliva production. We correlated our results with epidemiological, phenotypic, and genotypic findings. Patients with associated diseases...

Oral melanotic nevi are uncommon oral lesions causing focal pigmentation. Melanotic nevi are benign melanocytic tumours originating from defective melanoblasts of the neural crest. Clinically, it is an asymptomatic, flat or slightly elevated lesion of brown or brown-black color. It is usually located on the palate and buccal mucosa and rarely on the gingiva and lips. Based on histological crite...

Malignant melanoma of the oral cavity is a rare neoplasm and it is only 0.5% of the malignant neoplasms of the oral cavity, and less than 10% of all the malignant melanomas. The mean age for patients with oral melanoma is from 40 to 70 years; with a higher frequency between the 50 and 60 years. Pigmentation areas are frequently noted before diagnosis of this neoplasm. Some predisposing factors ...

normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 introduction : during iran-iraq war, iraqi troops used chemical weapons especially sulfur mustard (sm) gas against the iranian soldiers several times. results of previous studies and observations have all emphasized that chemical weapons pose hazardous effects on different human organs such as lungs, skin, hematopoietic ti...

Oral manifestations play an important role in the diagnosis of many systemic conditions. Dyskeratosis congenita (DC) is a rare genodermatosis which exhibits oral leukoplakia, nail dystrophy, and reticular skin pigmentations as its primary features. DC has increased risk of developing constitutional anemias and malignancies and early diagnosis enables the patient to be monitored and proper inter...

A melanotic macule is a benign pigmented lesion of oral cavity characterised by increase in melanin pigmentation. Presented here is a case report of 12 year old girl with black pigmented area on right buccal mucosa. An excision biopsy was done which confirmed the diagnosis by as melanotic macule.

Oral melanoacanthoma is a mucocutaneous, pigmented, rare, benign, and probably reactive lesion. This paper reports for the first time in the literature a case of multifocal oral melanoacanthoma in a patient diagnosed with Addison's disease and concomitant Graves' disease with hyperthyroidism. The patient presented with oral pigmented lesions, which were hypothesized to be mucosal pigmentation a...