Initial symptoms of smallpox?

summary

People familiar with history all know that in the early Qing Dynasty, two emperors died of smallpox in succession. From this, we can also know how serious smallpox was. The initial symptoms of smallpox, let me tell you.

Initial symptoms of smallpox?

Prodromal stage: lasting for 3-4 days, with acute onset, chills, high fever, fatigue, photophobia, headache, back and limbs pain, abdominal pain; Some patients may have mild symptoms of upper respiratory tract inflammation, and children may have vomiting. High fever can last for 2-5 days. The patient has a severe appearance, painful expression, conjunctival congestion, sometimes tears, mild swelling of liver and spleen, etc. on day 1-2 of fever, transient "prodromal rash" may appear in the lower abdomen, groin, inner thigh, both sides of waist and abdomen and armpit, which is measles like and scarlet fever like, Urticaria or hemorrhagic rash; It is easy to be ignored because of its small number and retiring after a few hours.

Eruption stage: the eruption time, location and sequence of smallpox have certain rules. On the third to fourth day of onset, the body temperature drops slightly. At this time, the rash appears, starting from the face, and rapidly spreads to the neck, forearm, upper arm, hand, chest, abdomen, and finally to the lower limbs and sole of feet. It spreads throughout the whole body in 1 to 2 days. The rash shows centrifugal distribution, mainly in the head, limbs and other exposed parts, The upper part of the body is more than the lower part. There are few or no rashes in the armpit and waist.

At first, the rash was a red macular, but it soon turned into a solid papule with a diameter of 2-4mm, which was deep in the skin and formed a hard light erythema on the palms and soles of the feet with thick cuticle. On the 6th-7th day of the disease, the papule turned into herpes, surrounded by a hard red halo, with a bulge around the herpes and a depression in the center, which was called "pox navel", The blister fluid is turbid. At this time, the body temperature rises gradually and the disease worsens again.

matters needing attention

For smallpox, we do not need to fear, after all, this disease has been controlled, and its virus has been imprisoned. But what we remind you is that although the disease does not pose any threat to us now, it is better for us to know more about it. After all, it is not harmful for us to know more about it.