A synopsis of the history of Hansen's disease.

Leprosy is a contagious infectious disease caused by the bacillus Mycobacterium leprae. This microorganism was discovered by Dr. Gerhard Hansen, and the illness was then baptized as Hansen's disease.

The role of nicotinamide in acne treatment.

Safe and effective treatment options for acne vulgaris are needed to address side effects and increasing rates of antibiotic resistance from current treatments. Nicotinamide is a vitamin with potent anti-inflammatory properties that could offer a potential treatment option. We aim to summarize the relevant literature on the role of nicotinamide in acne vulgaris and discuss the next steps necessary to move this approach into clinical practice.

Prevalence of depression in vitiligo patients.

Vitiligo is an acquired depigmentation disorder affecting 1% to 4% of the population worldwide. The chronic nature of the disease, long-term treatment, and lack of uniform effective therapy are demoralizing for patients with vitiligo, leading to decreased self-image and depression. Prevalence and severity of depression in vitiligo patients was studied by self-administered questionnaires distributed in dermatology departments in Qassim Region.

Patient Attitudes towards Interns and Medical Students rotating in Dermatology Clinics in Almadinah Almunawwarah Region, Saudi Arabia.

Objectives: Outpatient clinics are a key element in dermatology health service provision thus making them an excellent place for intern and medical student rotations. However, this requires that patients are willing to interact with these trainees. This study assessed the attitudes of patients towards interns and medical students rotating in dermatology clinics.

Concerns and awareness of acne patients about isotretinoin in qassim region of saudi arabia.

Background: Oral Isotretinoin is the most effective choice in the treatment of severe acne, It is the most widely prescribed teratogenic drug in the USA and Canada. Due to large number of its adverse effects and the necessity of long term use, patients have difficulties in complying with the treatment and some may refuse taking the drug.

Objectives: To assess knowledge, concerns and awareness of acne patients in Qassim region, Saudi Arabia, about Isotretinoin, including the factors that may affect compliance.