Heavy infestation before treatment with the female mite bearing long bristles on the third and fourth pair of legs while the male bears long bristle on the third pair of leg

Pretreatment biopsy of goat skin

(a) showing massive excoriation with hyperkeratosis and epidermal tunnel height created by Sarcoptes scabie var caprae measuring 290microns Haematoxylin and eosin stain

(b) showing mites in epidermis at week 4 of ivermectin treatment, epidermal tunnel height has reduced to 140microns haematoxylin and eosin stain

Breakage of heavy crust on the ventral abdomen and mammary gland region, skin thickening and wrinkling resolving after ivermectin treatment

Day 3 of fourth treatment with ivermectin, smooth and shinning skin coat with evidence of full hair growth and mite lesions completely healed