BỆNH LAO PHỔI
ThS. BS. Nguyễn Như Vinh
Đại Học Y Dược Tp.HCM
Mycobacterium
•Gram positive obligate aerobic rods
•Mycobacterium tuberculosis, M. bovis, M.
africanum, and M. microti all cause
tuberculosis
•M. tuberculosis is pathogenic for humans
and M. bovis for animals
•Acid-fast bacilli
ÑAËC ÑIEÅM CUÛA MYCOBACTERIUM TUBERCULOSIS
Toàn taïi 3-4 thaùng trong ñieàu kieän töï
nhieân.
Toàn taïi 1g30 phuùt döôùi aùnh saùng maët
trôøi.
Toàn taïi 2-3 phuùt döôùi tia cöïc tím.
ÔÛ 42ºC ngöøng phaùt trieån.
ÔÛ 80ºC cheát sau 10 phuùt.
Ñun soâi ñaøm 5 phuùt, MT bò tieâu dieät.
Các đối tượng nghi ngờ lao
Nhóm có triệu chứng
-Ho kéo dài trên 2 tuần (ho
khan, ho có đờm, ho ra máu)
-Gầy sút, kém ăn, mệt mỏi.
-Sốt nhẹ về chiều.
-Ra mồ hôi “trộm”ban đêm.
-Đau ngực, đôi khi khó thở.
Nhóm nguy cơcao
-HIV/AIDS
-tiếp xúc trực tiếp với nguồn lây,
đặc biệt trẻ em
-Bệnh mạn tính: loét dạ dày-tá
tràng, đái tháo đường, ...
-Nghiện ma tuý, rượu, thuốc lá,
thuốc lào
-Sử dụng các thuốc giảm miễn
dịch kéo dài
Lâm sàng
Toàn thân: Sốt nhẹ về chiều, ra mồ hôi đêm, chán
ăn, mệt mỏi, gầy sút cân.
Cơ năng: Ho, khạc đờm, ho ra máu, đau ngực,
khó thở.
Thực thể: Nghe phổi có tiếng bệnh lý (ran ẩm, ran
nổ,....).
![Bài giảng Sử dụng thuốc vận mạch trong cấp cứu tim mạch [Chuẩn Nhất]](https://cdn.tailieu.vn/images/document/thumbnail/2026/20260123/lionelmessi01/135x160/73691769159064.jpg)
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