GI 7 Flashcards
What is achalasia?
A rare disorder of the food pipe (oesophagus), which can make it difficult to swallow food and drink.
What are the signs of scurvy?
1) Listlessness, anorexia, cachexia
2) Gingivitis, loose teeth, halitosis
3) Bleeding from gums, nose, hair follicles or into joints, bladder or gut
4) Muscle pain or weakness
5) Oedema
What is Beriberi?
Heart failure with general oedema (wet beriberi) or neuropathy (dry beriberi) due to lack of vitamin B1 (thiamine)
What is Pellagra and how does it present?
Lack of nicotinic acid/nicotinamide which presents as the classic triad - diarrhoea, dementia, dermatitis (Casal’s necklace) - and additionally: neuropathy, depression, insomnia, tremor, rigidity, ataxia and fits
What is Xerophthalmia?
- Vitamin A deficiency syndrome which is a big cause of blindness in the tropics.
- Conjunctivae - dry and develop oval/triangular spots
- Corneas - cloudy and soft
What is Budd-Chiari syndrome?
A condition where there is obstruction to the venous outflow of the liver owing to occlusion of the hepatic vein
How does acute Budd-Chiari syndrome present?
- Abdominal pain
- Nausea and vomiting
- Tender hepatomegaly
- Ascites
How does chronic Budd-Chiari syndrome present?
Chronically: hepatomegaly, mild jaundice, ascites, negative hepatojugular reflex, splenomegaly with portal hypertension
What are the signs of chronic liver disease?
- stigmata: spiders, fetor, encephalopathy
- ‘synthetic dysfunction’
- prolonged prothrombin time, hypoalbuminaemia
What are the signs of portal hypertension?
- caput medusa
- hypersplenism
- Thrombocytopenia (pancytopenia)
What are the features of alcoholic hepatitis?
- recent excess alcohol
- Bilirubin > 80mol/l
- exclusion of other liver disease
- AST < 500 (AST: ALT ratio >1.5)
- hepatomegaly / fever / leucocytosis / hepatic bruit
What are the benign liver tumours?
- Haemangioma
- Focal nodular hyperplasia
- Adenoma
- Liver cysts
What are the malignant liver tumours?
- Primary liver cancers (HCC and cholangiocarcinomas)
- Secondary metastases
What is a liver haemangioma?
- Commonest liver tumour
- Hypervascular well demarcated capsule
- Diagnosed by imaging, no need for treatment
What are the types of cystic lesions in the liver?
- Simple
- Hyatid
- Atypical
- Polycystic lesion
- Pyogenic or amoebic abscess