Histopathology of Pelodera dermatitis. A) A micrograph to show a superficial hair follicle distended withelongated larvae of Pelodera strongyloides. Lymphocytic mural folliculitis and perifolliculitis are present (Finnish Hound, Case 10). Scale bar = 200 μm. B) Histopathological findings of Pelodera dermatitis in German Shepherd puppy (Case 1). The epidermis is severely acanthotic. Hyperkeratosis is present in the epidermis and hair follicles. Numerous Pelodera strongyloides larvae can be observed within thehair follicles. Severe folliculitis, furunculosis and suppurative to pyogranulomatous cellulitis are observed. Scale bar = 1000 μm. C) Close-up of Pelodera strongyloides from a hair follicle of German Shepherd dog (Case 1). Cross-sections of larvae demonstrate paired lateral alae (a), platymyrian musculature (b) and hardly a discernible intestine (c). Scale bar = 20 μm.