Skin as the largest organ, is influenced by wide variety of environmental and external factors. In addition many internal diseases can involve skin. Oral cavity and skin have close contact with each other Like skin which has contact with various external factors, oral cavity and its contents also has touch with different chemical agents, enzymes and diverse microorganisms. Oral lesions of dermatologic disorders need an exact attention because these oral lesions may be the sole and first presentation of skin diseases and the presence of these lesions may affect the quality of patient ’ s life and nourishment Although oral mucus membrane and skin are in direct continuity with each other, but different condition of oral cavity causes specific characters and functions. Various infectious agents and different dermatologic disorders cause oral lesions and the most prevalent of these are candida infection and lichen planus. Many oral lesions are treated without specific and exact diagnosis by physician and symptoms like pain and pricking sensation and others are managed. so increasing diagnostic and therapeutic knowledge of these lesion is necessary. So we explain the oral lesion of common dermatologic disorders in this article in order to facilitate diagnosis and prevention of progression of these disorder that some may be dangerous.

Objectives: Mental health is one of the important subjects in psychiatry that can be threatened in patients at risk for organic disorders. In addition, Patients with dermatologic disorders are more susceptible than other patients. The aim of this study was the evaluation of mental health disorders and suicidal ideas in patients with dermatologic problems. Method: In this descriptive study 681 patients with skin diseases who referred to Bouali Sina Hospital dermatology clinics in Sari (in north of Iran) were assessed. All of the patients were assessed using GHQ-28 and SSI questionnaire. Collected data were analyzed using SPSS 14 software and c2 statistical tests. Results: Of 681 patients, 467 (68.6%) were female. 457 persons (67.1%) had no psychiatric disorders and 224 were suspected to psychiatric disorders (32.9%). , the highest GHQ-28 score was related to social dysfunction, anxiety and insomnia respectively. 51 patients (7.3%) had suicidal thoughts. While, using SSI questionnaire, suicidal thoughts were seen in 39 people. The most common skin disorders among those who had suicidal thoughts were acne in 9 cases, hair loss in 7 persons, and each of vitilligo and psoriasis had been seen in 4 people. Conclusion: It seems that the frequency of psychiatric disorders in dermatologic patients is high and need Iranian dermatologists’ more attention to this important subject.

There are many immune mediated disorders with the corroborated role of vitamin D or Vitamin D Receptor (VDR) gene polymorphisms in their pathogenesis, immunologic regulation, and disease characteristics. Therefore, in this review, we searched PubMed data base in regard to the role of VDR gene polymorphisms in common autoimmune disorders, emphasizing on dermatologic diseases...