Parasitic Skin Infections — Flashcards

Flashcard 11: On low magnification, dermoscopy shows _____ sign - maturing eggs that show minute heads of maturing scabies mite within the egg

Answer: Mini Triangle sign

Flashcard 12: Burrows are classically _____ in neonatal scabies

Answer: absent (present/absent)

Flashcard 13: _____ Scabies is an atypical presentation, due to hypersensitivity reaction to mite antigens

Answer: Nodular

Flashcard 14: In cutaneous larva migrans, the larval track progresses at approximately _____ cm/day

Answer: 1-2

Extra: Cutaneous Larva Migrans (CLM) is caused by animal hookworm larvae (e.g., *Ancylostoma braziliense*) and progresses at a rate of approximately 1-2 cm/day. In contrast, **Larva currens** (caused by *Strongyloides stercoralis*) progresses much faster, at a rate of 5-10 cm/hour.

Flashcard 15: The burrows in scabies are mainly seen in the stratum _____

Answer: corneum

Flashcard 16: _____ scabies is the most common type of scabies causing institutional breakouts

Answer: Norwegian

Flashcard 17: Nails in Norwegian scabies will show _____

Answer: subungual hyperkeratosis

Flashcard 18: _____ is the most common symptom associated with scabies

Answer: Nocturnal pruritis

Flashcard 19: Border of the crusted ulcer of old world Leishmaniasis (oriental sore) often has an erythematous rim and is called as _____ sign

Answer: Volcano

Flashcard 20: Face, palms and soles are spared in _____ scabies

Answer: classical