Browsing Maxillo-Facial and Oral Surgery by Author "Zwahlen, Roger Arthur"

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Columella pressure necrosis : a method of surgical reconstruction and its long-term outcome

Jayaratne, Yasas Shri Nalaka; Zwahlen, Roger Arthur; Htun, Su Yin; Butow, Kurt-Wilhelm (BMJ Case Reports, 2014-08)

Nasal continuous positive airway pressure (nCPAP) in premature babies may rarely lead to necrosis of the columella. Subsequent functional and cosmetic impairments require surgical corrections to restore nasal anatomy and ...
Holoprosencephaly with clefts : data of 85 patients, treatment and outcome : Part 1 : History, subdivisions, and data on 85 holoprosencephalic cleft patients

Honey, Engela M.; Butow, Kurt-Wilhelm; Zwahlen, Roger Arthur (Medknow Publications, 2019-01)

Cleft patients with Holoprosencephaly (HPE) constitute a controversy due to a variable facial appearance. HPE appearance varies from only a columella to a prolabium‑premaxilla complex agenesis up to a common unilateral ...
Holoprosencephaly with clefts : data of 85 patients, treatment and outcome : Part 2 : Management, surgical treatment, and unexpected aspects of holoprosencephaly cleft patients

Butow, Kurt-Wilhelm; Zwahlen, Roger Arthur (Medknow Publications, 2019)

Cleft patients with holoprosencephaly (HPE) provide a wide clinical spectrum. Besides accessory agenesis of facial tissue structures, spanning from a single central incisor to the columella, up to the entire prolabium‑premaxilla ...

Now showing items 1-3 of 3

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