INFECTIOUS DISEASES : ERYTHEMA INFECTION (FIFTH DISEASE (ERYTHEMA INFECTIOSUM) - etiology, pathogenesis, symptoms and course of, recognition, prediction and prevention
Etiology. The pathogen was not detected.
Epidemiology. While undoubtedly an infectious disease susceptibility thereto is relatively small, apparently insignificant coverage of children's groups in the penetration of their infection. The most susceptible age 6 - 12 years. Adults get sick quite often.
The pathogenesis is not understood.
Symptoms. Short prodromal period (up to days) with high temperature (in adults often nonsense). Spotted, quickly confluent rash on face, trunk, extensor surfaces of the hands. The presence of fresh elements on a background of pale rash. The annular elements. Bluish rash before blooming ends. Eosinophilia.
For. Incubation is 7 - 14 days. The prodromal period is particularly strongly pronounced in adults. Appearing on the face rash captures mainly the cheeks and quickly merging, gives the impression of severe redness. The circumference of the mouth often saditsa. On the trunk and extremities rash goes on the 2nd day of the rash. Submandibular and salusti lymphadenitis observed variable. The duration of the rash for about 6 days, and on the background attitude rash to appear fresh elements. The intensity of the rash can vary even during the day. Blood - leukopenia, neutropenia, and eosinophilia - saves your character before the 15th day of illness. Naturalnych effects and complications usually not the case.
Recognition is made on the basis of clinical course and pattern of blood. Possible confusion with typhus and measles.
Isolation of the patient from children's groups. Hospitalization is not required.