Otolaryngology - Head & Neck Surgery Supplement - 2020 Official Program Abstracts - P58

Facial

P58
Otolaryngology-Head and Neck Surgery 163(1S)
Presentation schedule is subject to change. The Official Program Abstracts supplement does not reflect changes made after August 10, 2020.
Changes in dorsal height and radix height were measured by
potential risk of RLN injury from lateral thermal spread while
preoperative and postoperative profile views. Other anthropousing it close to the nerve.
metric measurements were analyzed. Postoperative complications were also evaluated.
Serum Calcium and Parathyroid Hormone
Results: A total of 75 patients who underwent augmentation
Predict Adenoma Size in Primary
rhinoplasty were reviewed. The silicone group included
Hyperparathyroidism, But Operative Time
19 patients and the homologous fascia group comprised
Is Unchanged by Size
56 patients. The mean esthetic outcome scores were compaJames Heyman (Presenter); Courtenay Henrys; Matthew
rable between the 2 groups: The change of dorsal height and
Ward; Darryl Meeking; Ali Al-Bahrani; Constantinos Yiangou;
radix heights were increased after augmentation in both
Volkert Wreesmann, MD, PhD
groups, but the dorsal height of the silicone group after augObjectives: Calcium and parathyroid hormone (PTH) levels
mentation showed greater increase compared with the homolvary widely among patients with primary hyperparathyroidogous fascia lata group (P < .001). The complication rate was
ism (PHPT), but the clinical applicability of this variation is
higher in the silicone group: 5.3% (1/19 case) in the silicone
unknown in surgical patients. In this study, we assessed the
group and 3.5% (2/58) in the homologous fascia lata group.
use of preoperative biochemical values as predictors of adeConclusions: Homologous fascia and silicone can be useful
noma size and how size affects operative time.
grafts for dorsal augmentation in Asian rhinoplasty, even
Methods: All patients who underwent successful central
though dorsal augmentation with silicone implant showed betneck exploration for PHPT at our institution between 2010 and
ter results. The silicone group showed higher, but tolerable,
2018 were retrospectively reviewed. Preoperative serum PTH
complications. If these grafts are used appropriately, dorsal
and adjusted calcium (A.Ca) levels were analyzed in relationaugmentation can be achieved effectively.
ship to adenoma size, defined by weight on histological analysis. Weight data were then correlated to operative time.
Comparison of Nasal Vascularization in
Results: Preoperative A.Ca values (n = 170) ranged from 2.35
Open Rhinoplasty
to 3.82 mmol/L, with a median value of 2.85 mmol/L. For
Mustafa Mert Basaran, MD (Presenter); Sinan Kocaturk
patients with A.Ca ≤2.84 mmol/L, the median adenoma weight
Objectives: Septorhinoplasty operations are the most comwas 0.83 g. For patients with A.Ca ≥2.85 mmol/L, the median
mon procedure among plastic surgeons and otorhinolaryngoladenoma weight was 1.00 g (P = .0083). Preoperative PTH valogists. Many techniques have been described for the best
ues (n = 156) ranged from 6.5 to 144.8 pmol/L, with a median
esthetic and functional outcome, yet many surgeons believe it
value of 13.4 pmol/L. For patients with PTH ≤13.3 pmol/L, the
is the experience that defines the best technique. Some surmedian adenoma weight was 0.88 g. For patients with PTH
geons support open rhinoplasty because of exposure, and it is
≥13.4 pmol/L, the median adenoma weight was 1.00 g (P =
easier to manipulate more structures. One of the complica.0051). Operative time ranged from 16 to 320 minutes. The
tions is vascular injuries, in which necrosis, numbness of the
median value for adenoma weight was 1.00 g. Adenomas of
nose, ecchymosis, and edema can happen. In this study, we
≤0.99 g took a median time of 67 minutes to excise. Adenomas
tried to show if an open rhinoplasty approach causes permaof ≥1.00 g took a mean time of 65 minutes to excise (P = .741).
nent damage to vascular structures.
Conclusions: Our data suggest a direct correlation between
Methods: Fifty patients with external shape deformities and
higher preoperative A.Ca and PTH serum levels and a heavier
breathing problems were included in our study. All patients
adenoma. Operative time is unaffected by the weight of the
were examined preoperatively to avoid any other nasal patholadenoma.
ogies. Patients with chronic diseases and drug use were
excluded from our study. Surgeries of women who were menFacial Plastic and Reconstructive Surgery
struating were postponed. The study took place in Ufuk
University between 2017 and 2019. We compared open rhinoComparison of Dorsal Augmentation Using
plasty results by measuring right and left nasal tip and nasal
Silicone Implant or Homologous Fascia Lata
dorsum nasal vascularization with laser Doppler flowmetry
Yongtae Cho (Presenter); Jisun Kim, PhD, MD
(LDF). To measure bloodstream, measurements on nasal tip
and dorsum, using LDF, were performed preoperatively, on
Objectives: Autogenous grafts are regarded as the most suitthe 10th postoperative day, and first year.
able graft materials in rhinoplasty. However, alloplastic implants
Results: Results from right and left nasal tip as well as nasal
and homologous tissues are commonly used for dorsal augmendorsum measurements showed that there is significant difference
tation in Asian rhinoplasty to overcome some limitations of
between preoperative and first year postoperative. The decreases
autogenous tissue. The aim of this study is the comparison of
were accompanied by low minimal and maximum values.
dorsal augmentation with silicone or homologous fascia lata.
Conclusions: We believe incisions carried out during open
Methods: Seventy-five patients who underwent dorsal augrhinoplasty directly affect vascular structures. Although commentation between January 2014 and September 2018 were
plications were temporary, we believe that open rhinoplasty
reviewed retrospectively. The patients were divided into
permanently damages vascular structures.
2 groups, with silicone implant or homologous fascia lata.

Otolaryngology - Head & Neck Surgery Supplement - 2020 Official Program Abstracts

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