L7: Diffuse Liver Diseases Flashcards
what are examples of Diffuse Liver Diseases?
- Non-alcoholic fatty liver disease (NAFLD)
- Autoimmune hepatitis (AIH)
- Inherited Metabolic liver diseases:
a) Wilson’s Disease
b) Hemochromatosis
c) α 1 antitrypsin deficiency
Def of NAFLD
Prevelance of NAFLD
- Most common cause of liver disease in North America
- Growing in Parallel With Obesity and Metabolic Syndrome
- Most common liver disorder in Western industrialized Countries
- Affects ~25% of adult population worldwide
Causes & Risk Factors of NAFLD
CP of NAFLD
Symptoms
 Asymptomatic
 Rt hypochondrial pain
 Dyspepsia
 Symptoms of the cause as DM
General Signs
 Increased body weight
 May be xanthoma & Xanthelasma
 Signs of the cause as DM
C) Local examination
 Enlarged, soft liver with rounded boarders & may be tender
Investigations of NAFLD
- Lab
- Rad
- Bx
Lab investigations in NAFLD
Rad investigations in NAFLD
Bx in NAFLD
TTT of NAFLD
1) Treatment of the cause as malnutrition
2) Reduction of body weight
3) Reduce CHO & fats in diet
4) Statins
5) Insulin sensitizers as metformin & TZDs
6) Anti-oxidants as vitamin A, C &E
Role of Vit E in NAFLD
Role of Pioglitazone in NAFLD
Is metformin Recommended in NAFLD?
Nope
Progression of steatosis into cirrhosis
Def of Autoimmune Hepatitis
- It is a chronic (>6 months) progressive immune-mediated inflammation of the liver
- Disease in which the body’s own immune system attacks the hepatocyte and causes it to become inflamed.
Incidence of Autoimmune Hepatitis
About 70 percent of those with autoimmune hepatitis are female.
Types of Autoimmune Hepatitis
Pathology of Autoimmune Hepatitis
Mild Autoimmune Hepatitis
M
Severe Autoimmune Hepatitis
Cirrhosis Autoimmune Hepatitis
CP of Autoimmune Hepatitis
ï‚§ Asymptomatic.
ï‚§ Vague symptoms: Fever, headache, anorexia, malaise.
ï‚§ Hepatic symptoms: RUQ pain, jaundice, LCF is late.
ï‚§ Liver: enlarged & firm, may be splenomegaly
ï‚§ Extrahepatic symptoms: GN, arthritis.
Investigations for Autoimmune Hepatitis
TTT of Autoimmune Hepatitis