Halo scalp ring is an annular scalp alopecia that appears in the first year of life. Pediatricians are not familiar with this form of alopecia because reports have not appeared in the pediatric literature. We describe 5 patients with halo scalp ring.

2024年10月7日 · Halo scalp ring is otherwise benign and does not require additional workup. The differential diagnosis for halo scalp ring includes forceps injury, aplasia cutis congenita, and neonatal occipital alopecia. 1-4 Halo scalp ring can be differentiated based on the shape and distribution of alopecia, along with a corresponding history of prolonged ...

HSR, which was first described in 1984, is an annular scalp alopecia that arises during the neonatal period 1. It is also frequently attributed to caput succedaneum, in addition to prolonged labor, premature rupture of amniotic membranes, vaginal or instrumental delivery, vertex presentation, and first delivery.

scalp ring. Halo scalp ring is more common in pa-tients born to primagravidas.1 During pro-longed labor, pressure on the vertex scalp can lead to caput succedaneum consisting of swelling above the periosteum.1-4 In se-vere cases, the rim of prolonged pressure of the mother’s cervical os against the neonate’s vertex scalp can lead to ...

Hair loss occurring as a consequence of such pressure necrosis assumes an annular configuration and has been referred to as a halo scalp ring. 1 Although usually a temporary defect, at least two cases of permanent alopecia have been documented previously. 2,3 We report an infant who presented with a curious pattern of scarring alopecia that we ...

Halo scalp ring is a distinctive form of alopecia attributed to caput succedaneum. It is underreported and generally has a good prognosis. However, scarring may occur.

2005年4月29日 · Due to the anamnesis and the clinical features we made a diagnosis of halo scalp ring (HSR), even though we could not completely exclude an unusual form of alopecia areata or a pressure alopecia. The term HSR, introduced by Neal et al. in 1984 (1), describes an annular scalp alopecia that arises perinatally and may present as a temporary and ...

Halo Scalp Ring: An Annular Alopecia Associated with Birth Injury. Halo Scalp Ring: An Annular Alopecia Associated with Birth Injury Ann Dermatol. 2023 May;35(Suppl 1):S146-S147. doi: 10.5021/ad.21a.022. Authors Jun-Oh Shin 1 ...

We report a new case of halo scalp ring in a premature newborn. Review of previously reported cases suggests that prematurity is an important, previously unrecognized, risk factor for developing a halo scalp ring.

2010年6月28日 · Halo scalp ring is a ring or band of alopecia that is several centimeters in width encircling or more commonly partially encircling the head; it may extend along the posterior occipital area, around the temporal portion of the scalp above the ears or onto the forehead.