Publications by authors named "Pellacani G"

Atopic dermatitis (AD) is a chronic inflammatory skin disorder influenced by proteins involved in skin barrier maintenance and vitamin D metabolism. Using an intra-patient design, this study compared protein expression in intra-lesional (IL) and peri-lesional (PL) skin biopsies from AD patients and examined associations between protein levels, vitamin D status, and clinical features. Forty-four biopsies from twenty-two AD patients were analyzed using antibody microarrays targeting twelve proteins.

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A unique collaboration of multi-disciplinary experts from the European Association of Dermato-Oncology (EADO), the European Dermatology Forum (EDF), and the European Organization of Research and Treatment of Cancer (EORTC) was formed to make recommendations on cutaneous melanoma diagnosis and treatment, based on systematic literature reviews and the experts' experience. Cutaneous melanomas are excised with one to two-centimeter safety margins. For a correct stage classification and treatment decision, a sentinel lymph node biopsy shall be offered in patients with tumor thickness ≥ 1.

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This guideline was developed in close collaboration with multidisciplinary experts from the European Association of Dermato-Oncology (EADO), the European Dermatology Forum (EDF) and the European Organization for Research and Treatment of Cancer (EORTC). Recommendations for the diagnosis and treatment of melanoma were developed on the basis of systematic literature research and consensus conferences. Cutaneous melanoma (CM) is the most dangerous form of skin tumor and accounts for 90 % of skin cancer mortality.

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Early detection and comprehensive diagnostic approaches for breast cancer are essential for improving prognosis. When it comes to changes in the skin of the breast or the nipple-areola complex (NAC), particularly if they are unilateral, it is essential to be vigilant, as these changes could be an early sign of underlying malignancy or other pathologies. Primary breast malignancies, such as mammary Paget's disease (MPD), can manifest as erythema, scaling, or ulceration of the NAC, while secondary cutaneous metastases from other breast carcinomas may present as nodules, erythematous plaques, or inflammatory reactions.

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Objectives: Alopecia areata incognita is a non-scarring autoimmune hair loss condition primarily affecting women aged 20 to 40. It is often misdiagnosed due to its resemblance to other conditions. Diagnosis relies on clinical suspicion, trichoscopic findings, and histological features.

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Introduction: Chronic hand eczema (CHE) is an inflammatory skin condition characterized by different pathomechanisms, clinical presentations, and prognoses. Treatment is often challenging because of limited approved drugs, and severe CHE is associated with reduced quality of life (QoL) and poor overall health measures in terms of psychological, functional, and occupational challenges. This study aims to describe the real-life management practices of Italian dermatologists who frequently treat patients with CHE, compare these practices with existing guidelines, and propose practical clinical recommendations for the management of these patients.

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: Hypertrophic and atrophic skin aging represent two distinct phenotypes: hypertrophic aging is marked by deep wrinkles and a leathery texture, whereas atrophic aging is characterized by overall skin thinning, increased vascularity, and a higher risk of non-melanoma skin cancers. This study aims to elucidate the characteristics and differences between hypertrophic and atrophic facial aging subtypes using two non-invasive imaging devices: VISIA and dynamic optical coherence tomography (D-OCT). : We retrospectively evaluated patients who had presented to the outpatient dermatological clinic at Policlinico Umberto I hospital in Rome, Italy for a non-invasive facial imaging check-up.

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Background: Patients with skin lesions suspicious for skin cancer or atypical melanocytic nevi of uncertain malignant potential often present to dermatologists, who may have variable dermoscopy triage clinical experience.

Objective: To evaluate the clinical utility of a digital dermoscopy image-based artificial intelligence algorithm (DDI-AI device) on the diagnosis and management of skin cancers by dermatologists.

Methods: Thirty-six United States board-certified dermatologists evaluated 50 clinical images and 50 digital dermoscopy images of the same skin lesions (25 malignant and 25 benign), first without and then with knowledge of the DDI-AI device output.

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Psoriasis is a chronic immune-mediated disease that can be challenging to treat, especially in patients with severe disease or high body weight. Tildrakizumab is a monoclonal antibody which inhibits IL-23, approved for moderate-to-severe psoriasis with a standard 100 mg dose. A 200 mg dose may provide greater efficacy for patients over 90 kg or with high disease burden.

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(1) Background/Objectives: Nail psoriasis (NP) is a chronic and difficult-to-treat disease, which causes significant social stigma and impairs the patients' quality of life. Moreover, nail psoriasis is a true therapeutic challenge for clinicians. The presence of nail psoriasis can be part of a severe form of psoriasis and can have predictive value for the development of psoriatic arthritis.

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: Acral melanocytic lesions often pose a diagnostic and therapeutic challenge for many clinicians. Reflectance confocal microscopy (RCM) is an imaging technique widely used for the assessment of skin cancers. The aim of this review is to explore the applicability of RCM for the diagnosis of nevi and melanoma on the acral sites.

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Psoriasis is a chronic, immune-mediated, inflammatory skin disease, associated with multiple comorbidities and psychological and psychiatric disorders. The quality of life of patients with this disease is severely compromised, especially in moderate-to-severe plaque psoriasis. Secukinumab, a fully humanized monoclonal antibody, was the first anti-interleukin (IL)-17 biologic approved for treating psoriasis.

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Article Synopsis
  • Diagnosing solitary pink skin lesions is challenging due to the overlap of clinical features among both benign (like cherry angiomas) and malignant lesions (such as basal cell carcinoma).
  • Reflectance confocal microscopy (RCM) improves diagnostic accuracy beyond traditional dermoscopy, offering better sensitivity and specificity for identifying these lesions.
  • Despite advancements, a definitive diagnosis still requires surgical excision and histopathological analysis to ensure correct treatment.
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  • Previous research on Reflectance Confocal Microscopy (RCM) showed it was effective in diagnosing Malignant Melanoma (MM) but lacked studies in the UK perspective.
  • This study aimed to test RCM's ability to diagnose MM and lentigo maligna (LM) in a UK setting, analyzing 597 patients with suspected cases.
  • Results highlighted RCM's high sensitivity (94.2%) and specificity (83.2%) for diagnosing MM and LM, suggesting its routine use by trained dermatologists could enhance diagnostic accuracy in clinics.
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Background: Alopecia areata is an autoimmune condition characterized by rapid hair loss in the scalp, eyebrows and eyelashes, for which treatments are limited. Baricitinib, an oral inhibitor of Janus kinases 1 and 2, has been recently approved to treat alopecia areata.

Materials And Methods: We conducted a retrospective study involving 23 medical centres across Italy, enrolling patients affected by severe alopecia areata (SALT >50), for more than 6 months.

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Article Synopsis
  • IgE-mediated food allergies involve a type 1 immune response triggered by certain foods, resulting in a variety of symptoms that can vary in severity, including severe reactions like anaphylactic shock.
  • This pilot study examined the effects of dupilumab, an antibody treatment approved for atopic dermatitis, on patients with both AD and food allergies, focusing on their allergic sensitization profiles.
  • Results indicated a significant reduction in specific IgE levels and molecular allergen components after 16 weeks of dupilumab treatment, suggesting potential benefits in managing allergic symptoms among patients with multiple sensitivities.
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  • The study aimed to gather real-world data on the use of bimekizumab for treating moderate-to-severe plaque psoriasis in patients aged 65 and older, an age group often underrepresented in clinical trials.
  • Conducted in 33 dermatological clinics in Italy, 98 elderly patients were treated with bimekizumab while collecting clinical and demographic data to monitor their progress and any adverse events over 36 weeks.
  • Results showed significant improvements in psoriasis symptoms, with PASI scores dropping substantially after treatment, and a majority of patients achieving PASI75 or higher by weeks 16 and 36.
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