Face-to-face: isotretinoin use and pregnancy outcome.

Isotretinoin has been used to treat severe acne for more than 40 years. There are no accurate data on the absolute risk of potential teratogenicity to all fetuses exposed to isotretinoin. According to current guidelines, isotretinoin should be discontinued at least 1 month before pregnancy.

Has the COVID-19 pandemic changed attitudes and behaviors concerning cosmetic care and procedures among patients presenting to the dermatology outpatient clinic? A multicenter study with 1437 participants.

Background: The rate of cosmetic procedures and use of skincare products is considered to be affected during the pandemic period; however, this has not been investigated yet.

Objective: To determine whether the ongoing pandemic has changed people's habits related to skincare products and cosmetic procedures.

Methods: We conducted a multicenter survey study covering both private and public hospitals.

Acne in pregnancy: A prospective multicenter, cross-sectional study of 295 patients in Turkey.

Background: There are only a few studies on acne in pregnancy. This study was aimed to investigate the demographic, clinical, and familial characteristics of acne in pregnancy, triggering factors including endocrine diseases, and association of these findings with acne in different trimesters of pregnancy.

Methods: Pregnant women aged 18 years and older with acne at any stage of pregnancy were consecutively interviewed at the participating centers during the study period from 2016 to 2019.

Comparison of efficacy and safety of fractional radiofrequency and fractional Er:YAG laser in facial and neck wrinkles: Six-year experience with 333 patients.

Lasers and other light sources are popular treatment options for facial rejuvenation in recent years. In this study, we aimed to compare the efficacy and safety of fractional radiofrequency (RF) and fractional Erbium: YAG (Er:YAG) laser for facial and neck skin wrinkles, objectively. Three hundred and thirty-three patients treated with fractional RF and fractional Er:YAG laser were evaluated by two blinded dermatologists.

Use of combined fractional carbon dioxide laser and fractional microneedle radiofrequency for the treatment of acne scars: A retrospective analysis of 1-month treatment outcome on scar severity and patient satisfaction.

Background: Acne scars lead to social and psychological problems for patients, and they should be treated effectively. Ablative and nonablative lasers have been used for the treatment of acne scars in recent years.

Aims: The aim of this study was to evaluate the effectivity of combined FCL and FmRF treatment for acne scars retrospectively.

Efficacy of high-intensity focused ultrasound in facial and neck rejuvenation.

Background: High-intensity focused ultrasound (HIFU) has recently been introduced in the treatment of facial wrinkles and laxity.

Objective: The purpose of the study was to evaluate efficacy and safety of HIFU in facial and neck rejuvenation.

Methods: High-intensity focused ultrasound treatment was performed on face and neck by using two different probes with focal depth of 3 mm and 4.