Weight Loss

Weight Loss

1. Malingestion

   • Can't eat or won't eat?
     • Dental damage
     • Oral Neoplasm
     • Foreign Body
     • Psychic
       • Anorexia
       • Stress Induced
       • Neoplasm of satiety centre in hypothalamus

2. Maldigestion

   • Exocrine Pancreatic Insufficiency
     • Cowpat like, grey, greasy diarrhoea
     • Possibly coprophagia
     • Tyrosine Lipase Insufficiency test
   • Bile duct deficiency
     • Needed to emulsify fat
   • Brush Border Enzyme Deficiency
   • Very likely to see diarrhoea

3. Malabsorption

   • Loss of SA
   • Inflammatory Bowel Disease
   • Lymphangiectasia
     • Pathological dilation of lymph vessels
     • Poor fats + fatty vitamins absorption
   • Lymphomas
   • Bacterial overgrowth
   • Hepatic Disease
   • Right Sided Cardiac Disease
     • Can cause oedema
   • Very likely to see diarrhoea

4. Malutilisation

   • Most common cause if no diarrhoea
   • Can cause:
     • Cardiac Disease
       • Look for murmurs
     • Diabetes Mellitus
     • Hyperthyroidism
       • Diarrhoea can be present
     • Neoplasm
     • Kidney failure