background and aims. predicting the teeth eruption time is a valuable tool in pediatric dentistry since it can affects scheduling dental and orthodontic treatments. this study investigated the relationship between the eruption time of first primary and permanent teeth and the variation in the eruption time considering socioeconomic status (ses) in a 9-year population- based cohort study. materi...

BACKGROUND Kaposi's sarcoma (KS) is associated epidemiologically with HIV infection and a number of countries have reported a dramatic increase in the incidence of KS with the advent of AIDS. Although AIDS is prevalent in Kenya, no studies on the impact of AIDS on the pattern of KS has been carried out. OBJECTIVE To determine any changes in the pattern of KS that might have occurred since the...

objective : tooth eruption has been a subject of extensive scientific studies; and literature is replete with different mechanisms of migration of a tooth from its bony crypt into the oral cavity. however, there is no common ground on the nature and source of the propelling force among the proponents of these theories. the purpose of this study was to explore the possibility of unifying the cur...

Normally, primary vaccination against smallpox produces a vesicle on an inflamed base in four days, enlarging for a further five days with umbilication, and healing under a scab in about three weeks. Pyogenic infection of the primary lesion is the most common complication of vaccinia. Secondary vaccinal lesions may occur as the result of autoinoculation of adjacent or distant areas of skin. The...

Xeroderma pigmentosa is a rare inherited autosomal recessive disease with the inability to repair DNA damage caused by UV light. Recognized in the late 1800 by Maritz Kaposi it has been reported world wide and in all races with an over prevalence of 1-4 per million population. Kunwar et al. Those affected are extremely sensitive to the UV portion of the light and have a 2000-fold increased risk...