weight loss

Nota:

• ensure eating 40-60 Kcals/kgBW per day and check diet palatability

1. Decreased appetitie
   1. Dysphagia

      Nota:

      • 1. Prehension 2. Mastication 3. Swallowing
   2. Inflammatory diseases of the mouth
      1. Local

         Nota:

         • 1. dental disease 2. FB's 3. irritants 4. eosinophilic complex (cats) 5. lymphocytic plasmacytic stomatitis 6. Neoplasms       benign: papillomas, epulis      malignant: melanoma, sq cell carcinoma, fibrosarcoma
      2. Systemic

         Nota:

         • 1. uraemia 2. viral inf. cat (FIV, FeLV, FIP) 3. autoimmune (pemphigus) 4. neutropenia (drug dyscrasis-PBZ, and bone marrow failure)
   3. general disease conditions
   4. Pyshological

      Nota:

      • Diet and environment change
2. Normal or increased appetite

   Nota:

   • Q. Is it weight loss or muscle wasting (check CPK and AST levels).
   1. Malassimulation
      1. malabsorption

         Nota:

         • Normal TLI faeces split fats (free fatty acids)
         1. Primary GI causes

            Nota:

            • Always need a biopsy for confirmation 1.  Plasmacytic / lymphacytic enteritis 2. Lymphangiectasia 3. GI lymphoma 4..Severe ARD 5. eosinophilic enteritis 6. dietary intolerance/hypersensitivity 7. granulomatous FIP
         2. secondary GI causes

            Nota:

            • 1. Hyperthyroidism in CATS 2. Liver disease
      2. Maldigestion = EPI

         Nota:

         • Other causes include  1. secondary enzyme deficiency 2. deficiency of bile acids (liver disease) 3. loss of brush border enzymes.
   2. Malutilisation

      Nota:

      • 1. Diabetes mellitus 2. CHF 3  Neoplasia 4. Hyperparathyroidism 5. Liver disease 6. Renal disease 7. Hyperadrenocorticism