Fifth and sixth diseases: the "tricks" not to confuse them

How to distinguish farm e sixth disease? Due to the name "numerically"Close, two o'clock diseases they are often confused although they are different in many respects.

Il virus which causes the fifth disease, so called because it was discovery after measles scarlet fever rubella and fourth disease - four o'clock diseases infectious Typical dell 'childhood - and the parvovirus B19. The disease, also known as erythema infectious, it almost always appears in the months spring, Between March e May, and in general it is not dangerous.

Unlike other diseases viral it does not have overwhelming strength contagious and, in fact, i children they can keep going to school (typically affects the band di school age which goes between 5 and 10 years). The period di incubation hard two weeks; the contagion happens through the contact direct with mucus o saliva whose it is infected, by speaking or through sneezing e cough.

I children affected by the fifth disease present on drip patches bitchy e hot; the spots later they also extend to upper limbs e lower, bust and buttocks; they usually go away afterwards a o the two settimane. To avoid them reappeared it is good not to do expose the small al Sun oh suddenly changes area of temperature.

Il parvovirus B19 can really be considered dangerous only in some almost; for example it can cause ainsufficiency serious of bone marrow in those affected by anemia hemolytic chronic (as the thalassemia); also you have to be careful during the pregnancy: despite the fifth disease do not affect the correct development of fetus, it increases the risk di abortion in the former months area of gestation.

Ben different it is the case of the sixth disease, also known as critical rash o sudden death or "fever of the three days", Very infectious, which affects babies the most small (six months - two years). It can manifestation to the end dell 'winter (February-March) or at the beginning ofautunno (October) and is caused byHerpes virus 6 or more rarely byHerpes virus 7.

His debut è abrupt e fast with fever which can also affect i 40 ° C it's hard three days (hence the more common name) or at most five. The contagion happens by way respiratory and the little ones show the signs of one congestion of the old life air it's a malaise general. He has aincubation that goes by 5 ai 15 days, and in addition to the temperature very high, it shows up with cold, conjunctivitis and sore gola; in most cases gravi the convulsions.

After fever, the conditions improve although there is typical (and consequent) eruption cutaneous with pink specks su arts, trunk e neck. This phase lasts a maximum of one pair di giorni and it causes neither pruritusNor peeling of the skin.

both the diseases therapies adopted act as support and are accompanied by advice practical: antihistamines against pruritus, antifebbrili is preferably used for fever too high, hydration keep going, nails court for avoid and the bimbo scratch and face infect la cute. Finally, because of theirs features they do not exist vaccines to prevent him.

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