Benh cua 12 doi day than kinh so nao

Cac nha giai phau tu lau da phat hien ra 12 doi day than kinh xuat phat tu nao, chui qua cac lo cua hop so, phan nhanh vao cac co o dau, mat, co va co quan noi tang. Moi day than kinh co nhiem vu rieng, va neu bi ton thuong se gay ra loai benh dac trung.

Day so 1 - day khuu giac - la cac soi bat nguon tu niem mac mui, chui qua lo sang xuong buom o day nao vao hanh khuu di vao nao. Chung nhan cam giac ve cac mui khi ngui. Roi loan ve ngui co the do viem niem mac mui, do thit thua (polip). Tinh trang mat han cam giac ngui co the do cac soi nay bi chen ep do u hoac bi dut do chan thuong.

Day so 2 - day thi giac - bat nguon tu cac te bao o vong mac, tap trung lai thanh day than kinh thi giac, chui qua 2 lo thi giac vao so, diem tan cung la trung tam thi giac o vo nao. Day than kinh thi giac dan truyen cam giac ve anh sang va cac do vat ve nao. Neu day nay bi teo se khien nguoi benh nhin cac vat nhu nhin vao mot ong nua. Ngoai ra, neu khoi u de vao day thi giac se sinh benh ban manh, chi nhin thay mot ben mat.

Day so 3 - day van nhan chung - di tu cuong dai nao (trung nao), chay ra phia truoc, vao o mat, van dong mot so co mat dua nhan cau len xuong va vao trong. Day so 3 bi ton thuong se gay mat lac ra ngoai. Nguyen nhan thuong do viem mang nao, chay mau o cuong nao, chan thuong nen so hay viem tac tinh mach xoang hang.

Day so 4 - day cam dong - bat nguon tu trung nao, chay vao o mat, chi phoi co cheo to, van dong dua mat ra ngoai, xuong duoi. Khi ton thuong day so 4, mat se khong dua xuong thap duoc. Nguyen nhan ton thuong cung giong nhu day so 3.

Day so 5 - day tam thoa - xuat phat tu cau nao va duoc chia thanh 3 nhanh gom nhanh mat, nhanh ham tren va nhanh ham duoi. Nhanh mat, nhanh ham tren nhan cam giac vung mat, hoc mui, da mi tren, tran, da dau, phan tren hau, cac tuyen hanh nhan. Nhanh ham duoi nhan cam giac 2/3 truoc luoi va rang ham duoi, tuyen nuoc bot. Cac soi van dong chi phoi co can, co nhai. Ton thuong day so 5 thuong gay mat cam giac cac phan day phan nhanh, lam benh nhan nhuc dau hoac khong can chat, lam ham duoi kem van dong. Nguyen nhan la do ton thuong nen so, viem da day than kinh, benh Zona than kinh.

Day so 6 - day van nhan ngoai - di tu ranh hanh - cau ra truoc, vao o mat, phan nhanh vao co thang ngoai, dua nhan cau liec ra ngoai. Ton thuong day so 6 khien mat benh nhan bi lac vao trong. Nguyen nhan ton thuong giong day so 3.

Day so 7 - day than kinh mat - van dong cac co o mat. Xuat phat tu ranh hanh cau, qua xuong da, lo uc - chum, bam vao cac co o mat, nhan cam giac mot so tuyen nuoc bot, nuoc mat. Khi bi liet day than kinh mat, cac trieu chung thuong gap la lech mat ve ben lanh, nhan trung keo ve ben khong liet. Mat ben liet nham khong kin neu liet day than kinh ngoai bien. Co nguoi liet ro, co nguoi liet kin dao (chi nhin ro khi cuoi, ha mieng, huyt sao), an va uong nuoc hay bi roi vai, doi khi noi kho. Nguyen nhan la do bi chay mau nao, nhun nao (tai bien mach mau nao), u nao thuong kem liet nua than. Liet day so 7 ngoai bien do viem mang nao, benh o tai giua, xuong da, do can thiep san khoa bang focxep, do viem da day than kinh, Zona va liet do lanh.

Day so 8 - day than kinh thinh giac - gom hai nhom soi. Phan oc tai phu trach nghe va phan tien dinh phu trach giu thang bang va tu the. Hai nhom hop lai thanh day so 8 chui vao hop so va tan cung o vo nao. Ton thuong day so 8 co the anh huong den suc nghe va hoi chung tien dinh la chong mat, u tai. Nguyen nhan co the do u chen ep, chan thuong so, tang huyet ap, do mot so benh xo dong mach o tien dinh, oc tai, do viem mang nao, viem than man, nhiem doc, trong do co the do dung mot so thuoc nhu Streptomycin.

Day so 9 - day than kinh thiet hau - xuat phat tu ranh ben hanh nao, di vao khoang hau. No van dong cac co vung hau, cam giac 1/3 sau luoi. Day so 9 khong bao gio bi liet rieng.

Day so 10 - day than kinh phe vi - la day thuc vat pho giao cam lon nhat cua co the, chi phoi van dong, cam giac hau het cac phu tang o nguc va o bung (tim, phoi, tieu hoa, tiet nieu, sinh duc). Thoat qua hop so, cap day so 10 xuong co, nguc va bung. Den nguc, chung tach ra 2 nhanh quat nguoc len van dong day thanh am. Khi bi ton thuong day so 10, benh nhan hay bi sac thuc an long, nghen thuc an dac, liet day quat nguoc se noi giong khan. Nguyen nhan ton thuong: co the do cac phau thuat vung co, nguc, do khoi u trung that.

Day 11 - day gai song - xuat phat tu ranh ben sau cua hanh nao, chui qua hop so, di xuong phan nhanh, van dong co uc don chum, co thang va co thanh quan. Ton thuong o hanh tuy thuong liet ca 3 cap day 9, 10, 11.

Day so 12 - day ha thiet (duoi luoi) - xuat phat tu ranh truoc hanh nao, chui qua nen so vao vung ham hau, chi phoi van dong cac co o luoi. Liet day 12 khien luoi se day sang ben lanh khi the luoi. Nguyen nhan do viem mang nao hay vo xuong nen so.

Tien si Dao Ky Hung, Suc Khoe & Doi Song