Generally, the infection occurs as a follicular inflammation, or as a cutaneous granulomatous lesion, i.e. a chronic inflammatory reaction.

[4] Diagnosis of tinea barbae will firstly include questions being asked from doctors about interactions with farm animals and lifestyle experiences.

Skin scraping and removal of hairs on infected area will occur for medical examination.

[3] To acquire causation of tinea barbae putting infected area under ultraviolet light can achieve this, as infection caused by animal and human contact will not show up as fluorescent under the ultraviolet light, compared to other causes of this disease.

Moderate cases of tinea barbae can be treated with topical antifungal medications.