The cause of disease pathology of nerve fiber lump

For often the chromosome show sex heredity disease and fasten an outside Pei layer and medium Pei layer the organization take place an obstacle to.Its characteristics is mostly all and many organs to implicate but with central nervous system system most is obvious, can cause various tumors such as wrong reach lump, the nerve fiber lump, meninges lump and gum quality lump etc.;Many cooking stoves are its most familiar pathologic characteristicses.
That lump is divided into 2:NF1 type and NF2 type.
(1)NF1 type:Take up above 90% of the NF case.
Diagnosis standard:
The ① has 6 or more than 5 mms skin milk coffee spot;
The ② has the nerve fiber of a cluster-like in shape nerve fiber lump or two above any types the lump;
③ 2 or the iris in several blue Be wrong to reach lump;
④ Armpit and stomach ditch grow freckle;
The ⑤ sees the nerve gum quality lump;
The ⑥Ⅰ class gum quality lump;
The bone of ⑦ Die big wing growth badly expresses for characteristic.
(2)NF2 type:
① Double side the Ⅷ brain nerve lump;
The ②Ⅰ class gum quality lump or single side the Ⅷ brain nerve lump;
The ③ hardly has a skin change.