Special Veterinary Pathology

Lesions

MICROSCOPIC LESIONS 

1. Parakeratosis-Zinc deficiency-Skin

• Note the retention of nuclei in the stratum corneum

Note the retention of nuclei in the stratum corneum

2. Hyperkearosis-Skin- Vitamin A deficiency

• Note the abnormal thickening of stratum corneum

Note the abnormal thickening of stratum corneum

3. Acanthosis- Skin -Pyridoxine deficiency

• Note the abnormal thickening of epidermis

Note the abnormal thickening of epidermis

4.  Nutritional roup- Oesophagus -Vitamin A deficiency

• Keratinization of the epithelium lining the ducts of the mucous glands of oeshophagus

Keratinization of the epithelium lining the ducts
of the mucous glands of oeshophagus