The diagnosis of acute tonsillitis put physician clinically, that is, symptoms and signs. Main purpose of the survey — to identify the presence or absence of hemolytic streptococcus, because it affects whether doctor to prescribe antibiotics. Methods for detection of streptococcal infection:
Bacteriological seeding — A person is taken from a throat swab, and then it is sent to a lab, where is seeding on nutrient media. From this Smear grow colonies of bacteria, further laboratory determine their type and sensitivity to antibiotics. Seeding is a standard method of research, it allows you to accurately show what bacteria caused the disease. It may also be used to detect asymptomatic carriers of Streptococcus. Lack — large study duration, depending on clinics it takes 1 — 2 weeks.
- Rapid tests — a quick way to determine the streptococcus in the throat swab. Performed by the physician at the reception and allows you to get a response within 10 minutes. Not available in all clinics.
- Analysis venous blood for antibodies to Streptococcus — reveals the body's response to streptococcus in the form of antibodies. On the acute phase of the disease showed antibody type M.
- Common blood and urine tests during the illness do not necessarily.
In the case of suppurative complications of sore throat may be a need for a computer or magnetic resonance imaging to detect concentrations of pus.