<prompt> SSPE is a complication of:MeaslesMumpsRubellaRabies  <response>: SSPE Sub sclerosing panencephalitis is a late complication of measles 10 -15 yrs of infection. Measles - family - Paramyxoviridae. Characteristic features: Koplik spots Present opposite lower second molar SAR- 85 secondary attack rate Infectivity period of measles: 4 days before-Rash-5days after Isolation period of measles. Prodromal stage features ---upto--- 3rd day of rash Incubation period of measles -10-14 days Fever - Koplik spot - Rash Occur on 10th day 12th day 14th day Note:- Measles is also known as Rubeola. Vaccine of measles is given by subcutaneous route diluent used is distilled water. 