<prompt> Subacute Sclerosing Pan Encepahalitis SSPE is a late complication of:MeaslesMumpsRubellaChicken pox  <response>: Ans. a MeaslesMEASLES Caused by RNA paramyxovirus I.P.: 10-14 days. Pathognomonic feature: Kopliks spot on Buccal mucosa opposite 2nd molar Most common complication of measles in young children: Otitis Media Laterare complication of measles: SSPE.Also Know Late complication of mumps: Orchitis Most common late complication of chicken pox: Shingles Complication of rubella infection in pregnancy: Congenital Rubella Syndrome Triad of CRS Sensorineural deafness Congenital heart defect PDA most commonly Cataract 