 [ Symptoms ] 5 year old daughter has leg pain doctors suggested haematology & serology [ Disease ] the main cause rising aso titre in asot test is the tonsillitis disease especially for children of ages under 15 years old but aso level in blood can be elevated by many other diseases as post post streptococcal complications such as ear infection glomerulonephritis guttate psoriasis mastoiditis peritonsillar abscess rheumatic fever scarlet fever sinusitis… so you should wait until the test results appear thanks