Purpura Nephritis is a kind of renal damage caused by allergic purpura. Renal
damage often occurs in four weeks of skin purpura. Besides renal damage, the
patients also show a series of other clinical symptoms.
1. Proteinuria and hematuria
When the patients with allergic purpura begin to have hematuria and
proteiuria, it proves that they have had renal damage. The incidence of gross
hematuria is very high, especially among children. Moreover, the patients with
Purpura Nephritis are also accompanied with proteinuria and even have mass
proteinuria and Nephritic Syndrome. In addition, the patients also may have
edema, hypertension and renal damage. A minority of patients may have Acute
Renal Failure.
2. Skin damage
The patients with Purpura Nephritis have purpura in their limbs, especially
outer of lower limbs. If the disease is serious, the purpura can affect their
hips. It is really seen on their belly and does not affect their chest and neck
or head. Usually the patients only have mild itch or do not have.
3. Joint damage
About half of the patients have joint damage after the appearance of skin
purpura, but some may occur before skin purpura. The patients with Purpura
Nephritis mainly have joint damage in their large joints such as knee joints,
ankle joints and so on.
4. Gastrointestinal lesions
Gastrointestinal symptoms often appear after the appearance of skin purpura
and aggravates with the increasing of skin purpura. However, sometimes
gastrointestinal symptoms may also appear before skin purpura. The patients
usually have bellyache around navel, inferior belly or total belly. What’s
worse, some patients are also accompanied with nausea, vomit and blood in
stool.
After people are affected by Purpura, not all of them have renal damage.
However, everyone has the possibility. Therefore, for the patients with Purpura,
they should go to do renal function test regularly so as to find their renal
damage and receive treatment in the first time.