上海交通大学：《现代医药学导论》课程教学资源（课件讲稿）hepatitis Prevention and Treatment of Hepatitis

Prevention and Treatment of Hepatitis --content What is hepatitis(肝炎)？ What causes hepatitis Where viral hepatitis happen eaily? What are the symptoms(症状)？ Who is at risk? How can you protect yourself? Diagnosis of hepatitis(肝炎诊断)？ Treatment for hepatitis?

What is hepatitis(肝炎)? What causes hepatitis ? Where viral hepatitis happen eaily? What are the symptoms（症状）? Who is at risk? How can you protect yourself? Diagnosis of hepatitis（肝炎诊断）? Treatment for hepatitis? Prevention and Treatment of Hepatitis -- content

Hepatitis ----What is hepatitis? Location of the Liver Liver structure ung One of important digestive organs heart One of the largest organs in the body liver stomach Wedge-shaped colon Upper right-hand side of the abdominal small cavity （腹腔)

Hepatitis ----What is hepatitis? One of important digestive organs One of the largest organs in the body Wedge-shaped Upper right-hand side of the abdominal cavity（腹腔） Liver structure

Hepatitis ----What is hepatitis? Liver structure Two lobes:the left smaller than the right Liver each is composed of thousands of hexagonal lobules (六角形 Hepatic ducts 小叶)made up Cystic duct of billions of cells Gallbladder Hepatic vein Pancreas Hepatic artery Duodenum Common bile duct Portal vein(门静脉) Pancreatic duct

Hepatitis Liver structure ----What is hepatitis? Two lobes: the left smaller than the right each is composed of thousands of hexagonal lobules（六角形 小叶） made up of billions of cells Hepatic vein Hepatic artery Portal vein（门静脉）

Hepatitis ----What is hepatitis? Liver function Chemical processing factory: secretes bile(胆汁)-digestive fluid produce protein store glycogen,iron and some vitamins removes toxins(poisons)and wastes from the blood and converts them into less harmful substance

Hepatitis ----What is hepatitis? Liver function Chemical processing factory: • secretes bile（胆汁） – digestive fluid • produce protein • store glycogen, iron and some vitamins • removes toxins(poisons) and wastes from the blood • and converts them into less harmful substance

Hepatitis ----What is hepatitis? Chemical processing factory: eg. can synthesize as much as 4 ounces (equal to 28.35 grams)of glucose each day filter out about 99%of harmful bacteria in blood coming from the intestines before they can otherwise enter the general circulation makes about one quart of bile daily for food digestion ..... 1 quart 2 pints 32 fluid ounces =14 gallon 946ml

Hepatitis ----What is hepatitis? Chemical processing factory: eg. can synthesize as much as 4 ounces (equal to 28.35 grams) of glucose each day filter out about 99% of harmful bacteria in blood coming from the intestines before they can otherwise enter the general circulation makes about one quart of bile daily for food digestion …… 1 quart = 2 pints = 32 fluid ounces = ¼ gallon = 946ml

Hepatitis ----What cause hepatitis? Hepatitis is inflammation of the liver,usually due to viral infection or alcohol abuse.The condition can be a short episode (acute)or a prolonged illness (chronic). There are many hepatitis: Viral hepatitis---hepatitis viruses Alcohol hepatitis----excessive alcohol intake Autoimmune hepatitis----immune Drug induce hepatitis----drug such as paracetamol(扑热息痛)ect

Hepatitis Hepatitis is inflammation of the liver, usually due to viral infection or alcohol abuse. The condition can be a short episode (acute) or a prolonged illness (chronic). There are many hepatitis: Viral hepatitis----- hepatitis viruses Alcohol hepatitis----excessive alcohol intake Autoimmune hepatitis---- immune Drug induce hepatitis----drug such as paracetamol (扑热息痛) ect… …… ----What cause hepatitis?

Hepatitis ----What is viral hepatitis? The five faces of viral hepatitis Hepatitis A 甲肝 ----Hepatitis A Virus HAV Hepatitis B 乙肝 ----Hepatitis B Virus HBV Hepatitis C 丙肝 ----Hepatitis C Virus HCV Hepatitis D 丁肝 ----Hepatitis D Virus HDV Hepatitis E 戊肝 ----Hepatitis E Virus HEV

Hepatitis Hepatitis A 甲肝 ----Hepatitis A Virus HAV Hepatitis B 乙肝 ----Hepatitis B Virus HBV Hepatitis C 丙肝 ----Hepatitis C Virus HCV Hepatitis D 丁肝 ----Hepatitis D Virus HDV Hepatitis E 戊肝 ----Hepatitis E Virus HEV The five faces of viral hepatitis ----What is viral hepatitis?

Hepatitis Where viral hepatitis happen eaily? Hepatitis is a serious disease in: All of Africa Much of south America Eastern Europe The eastern Mediterranean area South-East Asian,China... Hepatitis B(often leads to chronic hepatitis and extensive liver damage.It may lead to cirrhosis (scarring)of the liver and is a major cause of liver cancer

Hepatitis -- Where viral hepatitis happen eaily? Hepatitis is a serious disease in: All of Africa Much of south America Eastern Europe The eastern Mediterranean area South-East Asian, China… Hepatitis B(乙肝) often leads to chronic hepatitis and extensive liver damage. It may lead to cirrhosis硬化 (scarring) of the liver and is a major cause of liver cancer

High Intermediate Low Hepatitis A prevalence,2005 Hepatitis B-Praevalenzen HBsAg-Praevalenze gering 8%

Global Distribution of Hepatitis C,2001 http://www.abbottdiagnostics.com/Your Health/Hepatitis/HCV.cfm Prevalence af inlection ☐，10% ☐25-10% ☐1-2% 5E张O,为

Global Distribution of Hepatitis C, 2001 http://www.abbottdiagnostics.com/Your_Health/Hepatitis/HCV.cfm