Direct immunofluorescence on plucked hair outer root sheath can predict relapse in pemphigus vulgaris.
Kittu MalhiDebajyoti ChatterjeeRahul MahajanSanjeev HandaDipankar DePublished in: International journal of dermatology (2024)
ORS DIF is a reliable predictor of PV clinical relapse and demonstrated robust correlations with skin biopsy DIF and antidesmoglein antibody titers. Periodic assessment of ORS DIF aids in determining new-onset positivity that heralds clinical relapse.