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1.
Dermatol Surg ; 48(12): 1269-1273, 2022 12 01.
Article in English | MEDLINE | ID: mdl-36194767

ABSTRACT

BACKGROUND: Incomplete excision of squamous cell carcinoma (cSCC) is associated with an increased risk of recurrence, metastasis, and mortality. OBJECTIVE: To determine the rate and characteristics of incompletely excised cSCC in a dermatological daily practice setting. METHODS: Prospective study of all patients who gave informed consent, with a cSCC treated with standard excision (SE) at 1 of 6 Departments of Dermatology in the Netherlands between 2015 and 2017. Pathological reports were screened to detect all incompletely excised cSCCs. RESULTS: A total of 592 patients with 679 cSCCs were included, whereby most cases were low risk cSCC (89%). The rate of incompletely excised cSCC was 4% ( n = 26), and the majority were high-risk cSCCs of which 24 invaded the deep excision margin. CONCLUSION: This prospective study showed that in a dermatological setting, the risk of an incompletely excised cSCC is low (4%) for a cohort that was dominated by low-risk cSCCs. Most incompletely excised cSCCs were of high risk, and incompleteness was almost always at the deep margins. These results suggest that for high-risk cSCC, one should pay attention especially to the deep margin when performing SE, and/or microscopic surgery should be considered.


Subject(s)
Carcinoma, Squamous Cell , Skin Neoplasms , Humans , Carcinoma, Squamous Cell/pathology , Prospective Studies , Skin Neoplasms/pathology , Margins of Excision , Cohort Studies
2.
N Engl J Med ; 380(10): 935-946, 2019 03 07.
Article in English | MEDLINE | ID: mdl-30855743

ABSTRACT

BACKGROUND: Actinic keratosis is the most frequent premalignant skin disease in the white population. In current guidelines, no clear recommendations are made about which treatment is preferred. METHODS: We investigated the effectiveness of four frequently used field-directed treatments (for multiple lesions in a continuous area). Patients with a clinical diagnosis of five or more actinic keratosis lesions on the head, involving one continuous area of 25 to 100 cm2, were enrolled at four Dutch hospitals. Patients were randomly assigned to treatment with 5% fluorouracil cream, 5% imiquimod cream, methyl aminolevulinate photodynamic therapy (MAL-PDT), or 0.015% ingenol mebutate gel. The primary outcome was the proportion of patients with a reduction of 75% or more in the number of actinic keratosis lesions from baseline to 12 months after the end of treatment. Both a modified intention-to-treat analysis and a per-protocol analysis were performed. RESULTS: A total of 624 patients were included from November 2014 through March 2017. At 12 months after the end of treatment, the cumulative probability of remaining free from treatment failure was significantly higher among patients who received fluorouracil (74.7%; 95% confidence interval [CI], 66.8 to 81.0) than among those who received imiquimod (53.9%; 95% CI, 45.4 to 61.6), MAL-PDT (37.7%; 95% CI, 30.0 to 45.3), or ingenol mebutate (28.9%; 95% CI, 21.8 to 36.3). As compared with fluorouracil, the hazard ratio for treatment failure was 2.03 (95% CI, 1.36 to 3.04) with imiquimod, 2.73 (95% CI, 1.87 to 3.99) with MAL-PDT, and 3.33 (95% CI, 2.29 to 4.85) with ingenol mebutate (P≤0.001 for all comparisons). No unexpected toxic effects were documented. CONCLUSIONS: At 12 months after the end of treatment in patients with multiple actinic keratosis lesions on the head, 5% fluorouracil cream was the most effective of four field-directed treatments. (Funded by the Netherlands Organization for Health Research and Development; ClinicalTrials.gov number, NCT02281682.).


Subject(s)
Diterpenes/administration & dosage , Fluorouracil/administration & dosage , Imiquimod/administration & dosage , Keratosis, Actinic/drug therapy , Photochemotherapy , Scalp Dermatoses/drug therapy , Aged , Aged, 80 and over , Aminolevulinic Acid/analogs & derivatives , Aminolevulinic Acid/therapeutic use , Diterpenes/adverse effects , Female , Fluorouracil/adverse effects , Follow-Up Studies , Gels , Humans , Imiquimod/adverse effects , Intention to Treat Analysis , Male , Middle Aged , Patient Compliance , Photochemotherapy/adverse effects , Photosensitizing Agents/therapeutic use , Proportional Hazards Models , Single-Blind Method , Skin Cream , Treatment Outcome
3.
Ned Tijdschr Geneeskd ; 157(51): A7007, 2013.
Article in Dutch | MEDLINE | ID: mdl-24345363

ABSTRACT

A 22-year-old women visited the dermatologist with hypertrophic finger- and toenails, palmoplantar keratoderma and oral leukokeratosis since her childhood. The diagnosis 'pachyonychia congenita type 1' was made. This is a rare dermatosis with an autosomal dominant inheritance pattern. The treatment is symptomatic.


Subject(s)
Pachyonychia Congenita/diagnosis , Diagnosis, Differential , Female , Humans , Keratoderma, Palmoplantar/diagnosis , Keratoderma, Palmoplantar/etiology , Leukoplakia, Oral/diagnosis , Leukoplakia, Oral/etiology , Nails, Malformed/diagnosis , Nails, Malformed/etiology , Pachyonychia Congenita/complications
4.
Ned Tijdschr Geneeskd ; 157(7): A5685, 2013.
Article in Dutch | MEDLINE | ID: mdl-23406643

ABSTRACT

A 52-year-old female with dyspareunia presented with red-brown maculae at the vulva.Biopsy revealed an inflammatory cell infiltrate mostly consisting of plasma cells, and the diagnosis 'vulvitis circumscripta plasmacellularis' was established.A biopsy is mandatory to confirm this rare benign inflammatory disorder of the vulva.


Subject(s)
Dyspareunia/etiology , Vulva/pathology , Vulvitis/complications , Vulvitis/diagnosis , Biopsy , Diagnosis, Differential , Female , Glucocorticoids/therapeutic use , Humans , Middle Aged , Vulvitis/drug therapy , Vulvitis/pathology
5.
Hematol Rep ; 3(1): e4, 2011 Jan 13.
Article in English | MEDLINE | ID: mdl-22184526

ABSTRACT

The health background management and outcomes of 5 pregnancies in 4 women affected by Cooley Disease, from Paediatric Institute of Catania University, are described, considering the preconceptual guidances and cares for such patients. These patients were selected among a group of 100 thalassemic women divided into three subgroups, according to their first and successive menstruation characteristics: i) patients with primitive amenorrhoea, ii) patients with secondary amenorrhoea and iii) patients with normal menstruation. Only one woman, affected by primitive amenorrhoea, needed the induction of ovulation. A precise and detailed pre-pregnancy assessment was effected before each conception. This was constituted by a series of essays, including checks for diabetes and hypothyroidism, for B and C hepatitis and for blood group antibodies. Moreover were evaluated: cardiac function, rubella immunity and transaminases. Other pregnancy monitoring, and cares during labour and delivery were effected according to usual obstetrics practice.All the women were in labour when she were 38 week pregnant, and the outcome were five healthy babies born at term, weighting between 2600 and 3200gs. The only complication was the Caesarean section. The improvements of current treatments, especially in the management of iron deposits, the prolongation of survival rate, will result in a continuous increase of pregnancies in thalassemic women. Pregnancy is now a real possibility for women affected by such disease. We are furthermore studying the possibility to collect the fetus' umbilical cord blood, after the delivery, to attempt eterologus transplantation to his mother trying to get a complete marrow reconstitution.

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