Hypertrichosis

多毛症
  • 文章类型: Observational Study
    未经授权:关于小儿前臂骨折后功能恢复的研究很少。通常(回顾性)纳入结果指标以比较治疗方法。这些参数如何恢复很少属于范围。目的是通过评估限制,提供对“正常恢复”的洞察,创伤后症状,运动范围(ROM)和灵巧恢复。
    UNASSIGNED:关于前臂骨折减少的4岁和18岁儿童的前瞻性观察性研究。局限性,创伤后症状,ROM,和灵活性进行了评估6周,创伤后3个月和6个月。未受影响侧的ROM用作基线。
    UNASSIGNED:54名参与者分别在3个月和6个月后感知到局限性的25.9%和5.9%。疼痛,肿胀和多毛是常见症状。创伤后6周,肘部远端运动受到限制。仰卧位和手掌屈曲受影响最大,其次是背屈和内旋。3个月后,掌屈和内旋仍然受到影响,并与治疗侵袭性有关。仅在6周时,灵活性降低。
    UNASSIGNED:轻度限制是常见的。进一步调查疼痛之间的关联,有必要降低敏感性和治疗侵袭性的多毛症。关于ROM旋光,内旋,手掌和背屈应该纳入未来的研究。灵巧是一种不合适的结果衡量标准。康复的意义本研究涉及监测小儿前臂骨折的康复情况。医生应该意识到,四分之一的儿童在创伤后3个月前经历过局限性,在这种情况下,应考虑手治疗师的参与。疼痛,肿胀,尤其是多毛症是儿童创伤后常见症状,本身不应立即引起对复杂区域疼痛综合征(CRPS)的关注.为了评估测量内旋的运动范围的恢复,仰卧起坐,背侧,手掌屈曲就足够了。
    Studies on functional recovery after pediatric forearm fractures are scarce. Outcome measures are usually (retrospectively) incorporated to compare treatments. How these parameters recover has only rarely fallen within the scope. Aim was to provide insight into \"normal recovery\" by evaluating how limitations, post-traumatic symptoms, range of motion (ROM) and dexterity recuperate.
    Prospective observational study regarding children 4 and 18 years with a reduced forearm fracture. Limitations, post-traumatic symptoms, ROM, and dexterity were evaluated 6 weeks, 3 and 6 months post-trauma. ROM of the unaffected side was used as a baseline.
    Of 54 participants 25.9% and 5.9% perceived limitations after 3 respectively 6 months. Pain, swelling and hypertrichosis were common symptoms. Movements distal from the elbow were restrained 6 weeks post-trauma. Supination and palmar flexion were most affected, followed by dorsal flexion and pronation. Palmar flexion and pronation were still affected after 3 months and associated with treatment invasiveness. Dexterity was diminished at 6 weeks only.
    Mild limitations are common. Further investigation of the association between pain, reduced sensitivity and hypertrichosis with treatment invasiveness is warranted. Regarding ROM supination, pronation, palmar and dorsal flexion should be incorporated in future studies. Dexterity is an unsuitable outcome measure.IMPLICATIONS FOR REHABILITATIONThis study relates to monitoring recovery from pediatric forearm fractures.Physicians ought to realize that one in four children experience limitations preceding 3 months post-trauma, in which case involvement of a hand therapist should be considered.Pain, swelling and especially hypertrichosis are common post-traumatic symptoms in children and should on itself not immediately raise concerns for complex regional pain syndrome (CRPS).To assess recovery of range of motion measuring pronation, supination, dorsal, and palmar flexion is sufficient.
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  • 文章类型: Journal Article
    Oral minoxidil is an approved treatment for high blood pressure which is also used as an off-label drug for alopecia. Knowledge about the effects of systemic minoxidil in the paediatric population is limited. A retrospective case series study of paediatric patients with history of systemic minoxidil intake due to contaminated sets of omeprazole was performed to describe side effects of high dose oral minoxidil intake in children. Twenty patients aged between 2 months and 13 years joined the study. They had received high doses of oral minoxidil (mean dose 0.90 mg/kg/day) during a mean time of 38.3 days. Hypertrichosis appeared in 65%, with a mean latency time of 24.31 days. Treatment time was associated with the appearance of hypertrichosis (p < 0.05). Most common initial zone of hypertrichosis was the face. Systemic effects developed in 15%, with no cases of severe disorders. The present study shows a novel insight into the side effects of high doses of oral minoxidil in children.
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  • 文章类型: Journal Article
    BACKGROUND: The management of acquired hypertrichosis (HT) is based on the search of the causes and subsequent specific treatment. However, simultaneous hair removal is important. No single method for hair removal is appropriate for all patients and skin areas. Treatment options are actually limited and clinical results are often unsatisfactory. Ornithine decarboxylase 1 (ODC1), an enzyme present in hair follicles, is considered as a potential target to inhibit hair growth. Only eflornithine hydrochloride, an inhibitor of ODC1, showed to be partially effective in the management of acquired HT.
    OBJECTIVE: The aim of our study was to evaluate the potential inhibition of ODC1 activity by a cream containing 4% capryloyl glycine, an ODC1 inhibitor, and 1% glycine soy-fermented extract (soy isoflavonoids). Furthermore, we present the results of a placebo-controlled clinical study that evaluated the efficacy and tolerability of this cream.
    METHODS: The ODC1 activity was detected by measuring absorbance at 340 nm. In the presence of ODC1 inhibitors, absorbance decreases as a function of inhibition. Difluoromethylornithine (DFMO) was provided as an inhibitor control. ODC1 activity inhibition was expressed as percentage of control (untreated sample). All data were presented as mean ± standard deviation of three independent experiments. To determine if statistically significant differences between treatments were present, a t test analysis was performed. The differences between groups were considered significant at p < 0.05. Twelve Caucasian female adult patients, with HT located on the forearms, were enrolled. The study cream (product A) was applied twice/day for four months on the right forearm. A placebo cream (product B) was applied twice/day for four months on the left forearm. Clinical efficacy was evaluated by means of macrophotography.
    RESULTS: The cream significantly inhibited ODC1 activity (35.1 ± 0.5% inhibition, equivalent to a 64.9 ± 0.5% ODC1 activity). DFMO completely abolished the enzymatic activity (100 ± 5% inhibition, equivalent to 0 ± 5% ODC1 activity). All patients were considered evaluable. In 11 out of 12 patients (91.7%), who were treated with product A, an improvement was observed. No improvement was observed in patients treated with product B. The global assessment showed good efficacy in 7 patients (58.3%) and moderate efficacy in 5 patients (41.7%) treated with the product A. No efficacy was detected in patients treated with product B.
    CONCLUSIONS: The study cream showed to be effective in Caucasian, adult, female patients with hypertrichosis located on the forearms.
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  • 文章类型: Journal Article
    背景:关于使用低剂量口服米诺地尔(LDOM)治疗脱发的主要问题是全身性不良反应的潜在风险。
    目的:描述LDOM用于治疗大量患者脱发的安全性。
    方法:回顾性多中心研究,对任何类型的脱发患者进行LDOM治疗至少3个月。
    结果:共纳入1404名患者(943名女性[67.2%]和461名男性[32.8%]),平均年龄为43岁(范围8-86)。对1065例患者的LDOM剂量进行了滴定,允许分析2469个不同的病例。最常见的不良反应是多毛症(15.1%),导致14例患者(0.5%)停药。系统性不良反应包括头昏眼花(1.7%),液体潴留(1.3%),心动过速(0.9%),头痛(0.4%),眶周水肿(0.3%),失眠(0.2%),导致29例患者(1.2%)停药。没有观察到危及生命的不良反应。
    结论:回顾性设计和缺乏对照组。
    结论:LDOM治疗脱发具有良好的安全性。全身不良反应很少见,只有1.7%的患者因不良反应而停止治疗。
    BACKGROUND: The major concern regarding the use of low-dose oral minoxidil (LDOM) for the treatment of hair loss is the potential risk of systemic adverse effects.
    OBJECTIVE: To describe the safety of LDOM for the treatment of hair loss in a large cohort of patients.
    METHODS: Retrospective multicenter study of patients treated with LDOM for at least 3 months for any type of alopecia.
    RESULTS: A total of 1404 patients (943 women [67.2%] and 461 men [32.8%]) with a mean age of 43 years (range 8-86) were included. The dose of LDOM was titrated in 1065 patients, allowing the analysis of 2469 different cases. The most frequent adverse effect was hypertrichosis (15.1%), which led to treatment withdrawal in 14 patients (0.5%). Systemic adverse effects included lightheadedness (1.7%), fluid retention (1.3%), tachycardia (0.9%), headache (0.4%), periorbital edema (0.3%), and insomnia (0.2%), leading to drug discontinuation in 29 patients (1.2%). No life-threatening adverse effects were observed.
    CONCLUSIONS: Retrospective design and lack of a control group.
    CONCLUSIONS: LDOM has a good safety profile as a treatment for hair loss. Systemic adverse effects were infrequent and only 1.7% of patients discontinued treatment owing to adverse effects.
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  • 文章类型: Journal Article
    Laser hair removal is the most common laser therapy and the third most commonly performed procedure with more than one million treatments in United States in 2016. This retrospective study was conducted to assess long-term efficacy and safety of the 755 nm laser for hair removal.
    Nearly, 3,606 laser treatments were performed with the long-pulsed 755 nm wavelength laser equipped with an epidermal cooling device between 1997 and 2005 and were followed till 2013. Standardized assessments were conducted by two treating physicians and patients at two follow-up intervals. At first follow-up, clearance was assessed by two physicians and clearance and satisfaction by patients. At the second follow-up, patients were assessed if hair clearance sustained compared with the first follow-up.
    Nine hundred and forty-eight patients with Fitzpatrick skin types I-IV were treated with a total of 3,606 laser treatments in this study. The mean age at the beginning of the study was 35 years (±11), 95.1% of patients were female (n = 902) and 4.9% male (n = 46). Five hundred and seventy-four patients received a minimum of three treatments and an average of 5.31 (3-16) treatments on axilla, back, bikini, breast, abdomen, face, lower extremity, or upper extremity region. First, follow-up was conducted 3.9 (±1.5) years after the final laser treatment. Seventy-four percent of these patients received 75-100% clearance as reported by the physician and 48% clearance as reported by the patient. Fifty-two percent of patients reported slower hair growth and 42% change in hair texture. Ninety percent of patients treated on axilla, 82% treated on the bikini area, and 79% treated on lower extremities experienced 75% or more clearance after three treatments. Facial, as well as breast and abdomen treatments, only showed a 66% and 62%, respectively, after three treatments. For these locations, five and more treatments were needed to achieve a quote of 79% (face) or 80% (breast and abdomen) for a 75-100% clearance. Upper extremity and back treatments did not have enough physician ratings to draw conclusions. Long-term adverse events were minimal and were all located on the face (one patient scar, four patients herpes infection). Second follow-up of 173 patients was conducted after 11.5 years (±2.0) and 87.9% of patients reported that their improvement sustained.
    The long-pulsed 755 nm alexandrite laser is a safe and efficacious treatment for the reduction of unwanted body hair with permanent results and high patient satisfaction. Lasers Surg. Med. © 2019 Wiley Periodicals, Inc.
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  • 文章类型: Journal Article
    BACKGROUND: In gender minority patients, electrolysis and laser hair removal may be necessary to reduce facial and body hair in individuals seeking a more feminine appearance and/or modified gender expression. These procedures may also be required preoperatively for some gender-affirming surgeries.
    OBJECTIVE: To identify (a) the frequency of unwanted facial and body hair, (b) the use of various hair removal methods, and (c) associated barriers to care in gender minority patients.
    METHODS: An online-based patient survey was distributed via social media on Facebook® , YouTube® , and Instagram® in fall 2018. Respondents were at least 18 years old and self-identified as a gender minority.
    RESULTS: In total, 991 responses were recorded with a completion rate of 77%. Considering excess hair, 84% of transwomen on feminizing hormone therapy (FHT: estrogen and anti-androgen therapy), 100% of transwomen not on FHT, and 100% of nonbinary individuals on FHT reported excess facial/body hair. Laser hair removal (18%) and electrolysis (17%) had similar rates of use in this cohort and were more commonly reported for nonsurgical gender-affirming purposes than preoperative preparation. Cost was the most frequently cited barrier to care.
    CONCLUSIONS: As the majority of transwomen and nonbinary people on feminizing hormone therapy had persistent excess facial/body hair, routine use of gender-affirming hormones is not sufficient to fully eliminate unwanted hair. There remains a critical need to advocate for more comprehensive insurance coverage for laser hair removal and electrolysis in gender minority patients.
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  • 文章类型: Case Reports
    BACKGROUND: The term \"H syndrome\" was coined to denote the major clinical findings, which include hyperpigmentation, hypertrichosis, hearing loss, hepatosplenomegaly, hyperglycaemia, hypogonadism, hallux flexion contractures, and short height.
    OBJECTIVE: To report the clinical, endocrinological, histochemical, and genetic findings of three siblings.
    METHODS: Skin and liver biopsies were taken to investigate the histochemical characteristics of hyperpigmented hypertrichotic skin lesions and massive hepatomegaly. The levels of basal serum thyroid hormones, oestradiol, total testosterone, follicle-stimulating hormone, luteinising hormone, and stimulated growth hormone (GH) were measured to investigate the endocrine aspects of the syndrome. Mutation analysis was carried out in all six exons and exon-intron boundaries of SLC29A3 by direct sequencing.
    RESULTS: Physical examination of the patients revealed common charac-teristic findings of H syndrome. Additional clinical findings were sectorial iris atrophy in the younger sister. Laboratory evaluation revealed microcytic anaemia, markedly increased erythrocyte sedimentation rate and C-reactive protein levels, and humoral immune deficiency in the younger siblings, who presented with recurrent fever and sinopulmonary infection. Two different GH stimulation tests revealed GH deficiency in the younger sister with short stature. Liver and skin biopsies revealed polyclonal lymphohistiocytic and plasma cell infiltration. Sequencing of SLC29A3 in the three siblings revealed a novel homozygous mutation in exon 6, which caused the transition of arginine to tryptophan.
    CONCLUSIONS: This study not only extended the clinical and mutation spectrum of SLC29A3 in H syndrome, but also showed that short children should be assessed according to the guidelines for short stature in children.
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  • 文章类型: Case Reports
    Wiedemann-Steiner syndrome (WSS) is a rare syndromic condition in which intellectual disability (ID) is associated with hypertrichosis cubiti, short stature, and characteristic facies. Following the identification of the causative gene (KMT2A) in 2012, only 31 cases of WSS have been described precisely in the literature. We report on 33 French individuals with a KMT2A mutation confirmed by targeted gene sequencing, high-throughput sequencing or exome sequencing. Patients\' molecular and clinical features were recorded and compared with the literature data. On the molecular level, we found 29 novel mutations. We observed autosomal dominant transmission of WSS in 3 families and mosaicism in one family. Clinically, we observed a broad phenotypic spectrum with regard to ID (mild to severe), the facies (typical or not of WSS) and associated malformations (bone, cerebral, renal, cardiac and ophthalmological anomalies). Hypertrichosis cubiti that was supposed to be pathognomonic in the literature was found only in 61% of our cases. This is the largest series of WSS cases yet described to date. A majority of patients exhibited suggestive features, but others were less characteristic, only identified by molecular diagnosis. The prevalence of WSS was higher than expected in patients with ID, suggesting than KMT2A is a major gene in ID.
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  • 文章类型: Journal Article
    BACKGROUND: Fusion of eyebrows above the bridge of nose is known as synophrys and is a normal variation. This variation is also recognized as a clinical feature of several genetic disorders, Cornelia De Lange syndrome being the commonest. Several studies, on aesthetics of face and eyebrows have been conducted, also on the role of eyebrows in emotional expression and nonverbal communication. A recent study has pointed a gene associated with synophrys. Surprisingly, however synophrys and its prevalence in the normal population is not known thus we conducted a study of its prevalence in Oman.
    METHODS: All cases attending dermatology clinic at Saham hospital and their accompanying persons were examined for synophrys. The anonymous data was tabulated in a register and then it was transferred to computer system. Data was tabulated according to age, gender, presence of synophrys and any associated condition or genetic disorders or any chronic lifestyle disorders. It was analysed using SPSS 22 software.
    RESULTS: We observed 927 subjects during the period of study. They ranged from ages of 4 months to 69 years. The males (68) outnumbered females (42). We found 110 cases (11.87%) who presented with synophrys.
    CONCLUSIONS: The tendency of eyebrows to meet in the center of the face is known as synophrys. There is wide variation in the color, distribution and density of the eyebrow hair. Inheritance of synophrys however appears to be polygenic. Several genetic syndromes are associated with synophrys like Cornelia De Lange syndrome, which is the commonest. In our study we could not identify any genetic association in any of our cases. We studied the prevalence of synophrys in Omani population (11.87%).
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  • 文章类型: Comparative Study
    OBJECTIVE: Hirsutism or excess hair growth is a common dermatological problem in females, affecting up to 10% of females worldwide. We aimed this study to compare the two hair-shortening methods shaving vs. snipping among hirsute women regarding the outcome of the therapy and also the paradoxical hypertrichosis phenomenon (terminal hair regrowth) 6 months after the final therapy session.
    METHODS: In this study, 129 premenopausal women affected by hirsutism were randomly divided into two study groups according to hair-shortening method: shaving as group A (66 patients) and hair shortening by scissor as group B (63 patients). Each patient received six alexandrite laser therapy sessions every month for six consecutive months. Chin hairs in a 5 × 5 cm2 zone were counted, and the paradoxical hair regrowth was evaluated four times during the study: once at baseline, once before the third session, once before the sixth session, and once 6 months after the last laser session.
    RESULTS: Before the third session, the counts were 15.06 ± 5.20 in group A and 13.07 ± 4.44 in group B (P = 0.022); both counts were meaningfully less than the baseline count (P < 0.001). The counts before the sixth session were 2.80 ± 1.16 in group A and 2.71 ± 1.12 in group B (P = 0.673); the counts were significantly lower than the previous session (P < 0.001). Six months after the last laser session, the counts were 11.27 ± 9.30 in group A and 8.15 ± 3.12 in group B (P = 0.012). Paradoxical hypertrichosis was observed in three patients of group A vs. no patients in group B.
    CONCLUSIONS: We found that alexandrite laser therapy is really effective for treating hirsutism. Both shaving and using a scissor for hair shortening showed similar short-term results, but in one-year follow-up, paradoxical hypertrichosis was only observed in shaving group and also a lower hair count was observed in the snipping group.
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