Ebook Color atlas of cosmetic dermatology (2/E): Part 2
➤ Gửi thông báo lỗi ⚠️ Báo cáo tài liệu vi phạmNội dung chi tiết: Ebook Color atlas of cosmetic dermatology (2/E): Part 2
Ebook Color atlas of cosmetic dermatology (2/E): Part 2
SIXVascular Alterations168 Color Atlas of Cosmetic DermatologyCHAPTER 29AngiokeratomaAngiokeratomas arc telangiectases with keratotic elements. They p Ebook Color atlas of cosmetic dermatology (2/E): Part 2present in different clinical scenarios including (a) solitary or multiple angiokeratomas occưrmg predominantly on lower extremities, (b) angiokeratoma of Fordyce affecting the scrotum and the vulva, (c) angiokeratoma of Mibelli, an autosomal dominant disorder affecting dorsum ot hands and feet, elb Ebook Color atlas of cosmetic dermatology (2/E): Part 2ows, and knees; (d) anp.iokeratoma corporis diffusum associated with fatxy's disease, an X-linked recessive disorder characterized by u-galactosidase-Ebook Color atlas of cosmetic dermatology (2/E): Part 2
A deficiency and affecting the lower abdomen, bullocks, and genitalia; and (e) angiokeratoma circumscriptum usually grouped on one extremity.EPIDEMIOLSIXVascular Alterations168 Color Atlas of Cosmetic DermatologyCHAPTER 29AngiokeratomaAngiokeratomas arc telangiectases with keratotic elements. They p Ebook Color atlas of cosmetic dermatology (2/E): Part 2eratoma of Mibelli and angiokeratoma circumscriptum are usually diagnosed in childhood.Sex; angiokeratoma of Mibelli and angiokeratoma Circumscriptum exhibit female predominance. Otherwise, there is no sex predisposition.PHYSICAL EXAMINATIONRed to violaceous, well-circumscribed hyperkeratotic papule Ebook Color atlas of cosmetic dermatology (2/E): Part 2s and plaques.DIFFERENTIAL DIAGNOSESSolitary lesions can be mistaken for melanoma, acquired hemangioma, lymphangioma, seborrheic keratosrs. and warts.Ebook Color atlas of cosmetic dermatology (2/E): Part 2
LABORATORY DATA■ DermatopathologyMarked dilated, thin walled blood vessels n the papillary dermis, associated with an overlying acanthotic hyperker-atSIXVascular Alterations168 Color Atlas of Cosmetic DermatologyCHAPTER 29AngiokeratomaAngiokeratomas arc telangiectases with keratotic elements. They p Ebook Color atlas of cosmetic dermatology (2/E): Part 2uccess. Treatment modalities includeFigure 29.1 (A) Angiokeratomas on the abdomen of a young patient. (B) Angiokeratoma imaged through an epiluminescence microscope (DermLite)Section 6; Vascular Alterations 169•Lasers: angiokeratomas liave occasionally been treated successfully with lasers.-The puls Ebook Color atlas of cosmetic dermatology (2/E): Part 2ed dye laser (PDL) is an effective device for the improvement of the vascular component of angiokeratomas, but frequently seme keratosis remains. TheEbook Color atlas of cosmetic dermatology (2/E): Part 2
target chromophore is hemoglobin. PDL has proven successful at 595 nm, 5-to-7-mm spot, 9 to 11 J/cm2, DCD 30/20. Covering the angiokeratoma with a glaSIXVascular Alterations168 Color Atlas of Cosmetic DermatologyCHAPTER 29AngiokeratomaAngiokeratomas arc telangiectases with keratotic elements. They p Ebook Color atlas of cosmetic dermatology (2/E): Part 2tf-ig. 29.3).-Resurfacing lasers such as co2 and Ữ:YAG lasers can be utilized fcr lesional vaporization Patients generally require local infiltration with 1% lidocaine with or without epinephrine prior to treatment. The UltraPulse C02 (Lurnenis, Santa Clara, CA) is employed using a 3-rnrri cdhmatcd Ebook Color atlas of cosmetic dermatology (2/E): Part 2handpiece, with an energy ul 300 lo boo nd with nunoverlapping pulses. lie various scanned co2 lasers such as lilt.' Sharpian Feattier louch are emploEbook Color atlas of cosmetic dermatology (2/E): Part 2
yed using lie 125-rrun handpiece, 3-rnm scan size at 14 kJ 40 w. lie treatment endpoint is ablation to achieve tesionai flattenng and opalescence, treSIXVascular Alterations168 Color Atlas of Cosmetic DermatologyCHAPTER 29AngiokeratomaAngiokeratomas arc telangiectases with keratotic elements. They p Ebook Color atlas of cosmetic dermatology (2/E): Part 2and appiicat cn of an antibiotic ointment Healing occurs in mure Ilian 2 Io 6 weeks. As will) all ablative procedures, scarring may be observed.Other lasers that have been used in the past with variable success include potassium titanyl phosphate laser, argon laser, and copper vapcr laser. Long puls Ebook Color atlas of cosmetic dermatology (2/E): Part 2ed Nd:YAG (1,064 nrn) taser has txien stxnvri to be effective in improving angiokeratomas due to Its selectivity and its deeper penetration into the sEbook Color atlas of cosmetic dermatology (2/E): Part 2
kin. Successful treatment with a dual-wavelength laser system (59b and 1,064 nrn) has been recently reported (Cynergy with Multiplex'*", Cynosure, WesSIXVascular Alterations168 Color Atlas of Cosmetic DermatologyCHAPTER 29AngiokeratomaAngiokeratomas arc telangiectases with keratotic elements. They p Ebook Color atlas of cosmetic dermatology (2/E): Part 2dvised that the PDL treatment will cause obvious brmsng for up to 14 days.•Keratotic features may persist after aeatment. Improvement is often elusive.BIBLIOGRAPHYGorse SJ, James w, Murison MS Successful treatment of angiokeratoma with potassium titanyl phosphate laser. Br J Dermatol. 2004;150<3);62 Ebook Color atlas of cosmetic dermatology (2/E): Part 20-622.Figure 29.2 Angiokeratoma on the left thigh resistant to multiple treatments with pulsed dye laserFigure 29.3 (A) Biopsy proven angiokeratoma onEbook Color atlas of cosmetic dermatology (2/E): Part 2
the thigh of a young child. (B) Some resolution after one treatment with pulsed dye laser at a wavelength of 595 nm with a 10 mm spot, pulse durationSIXVascular Alterations168 Color Atlas of Cosmetic DermatologyCHAPTER 29AngiokeratomaAngiokeratomas arc telangiectases with keratotic elements. They pSIXVascular Alterations168 Color Atlas of Cosmetic DermatologyCHAPTER 29AngiokeratomaAngiokeratomas arc telangiectases with keratotic elements. They pGọi ngay
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