HSV, herpes simplex virus

HSV,单纯疱疹病毒
  • 文章类型: Case Reports
    虽然影像学检查通常不用于临床诊断宫颈炎,在这种情况下,进行了磁共振成像(MRI),因为在子宫颈中发现了具有肿瘤样外观的病变。我们介绍了一个宫颈炎的病例,其中临床上,影像学和病理学特征与胃型粘液腺癌(GAS)重叠。病人,一个30岁的女人,被转诊给妇科医生,主诉阴道分泌物呈水样。目视检查,子宫颈不规则增大,容易出血,提示宫颈癌。第二天,患者因单纯疱疹病毒II型感染而发热39°C,外阴出现水疱.MRI在T2加权成像(WI)和表观扩散系数图上显示子宫颈弥漫性增大,高信号强度边缘差,对比增强的T1WI增强,这些结果与GAS一致。尽管穿刺活检显示宫颈腺体只有轻度的异型性,这还不足以完全排除气体。因此,对病变进行激光锥切术以明确诊断,并诊断为宫颈炎。根据症状很难将急性宫颈炎与GAS区分开来,宫颈活检和磁共振成像的结果,因为它们的重叠特征。即使患者出现肿瘤样大体外观的病变,如果宫颈活检结果为阴性,则应将急性宫颈炎纳入鉴别诊断,尤其是伴有感染样发热时。
    Although imaging studies are not typically performed for clinical diagnosis of cervicitis, in this case magnetic resonance imaging (MRI) was performed because a lesion with a tumor-like gross appearance was found in the uterine cervix. We present a case of cervicitis in which clinical, imaging and pathological features overlapped with those of gastric-type mucinous adenocarcinoma (GAS). The patient, a 30-year-old woman, was referred to a gynecologist with a complaint of watery vaginal discharge. On visual examination, the uterine cervix was irregularly enlarged and bled easily, suggesting cervical cancer. The next day, the patient had a fever of 39°C and blisters appeared on her vulva due to herpes simplex virus type II infection. MRI showed a diffusely enlarged cervix with poorly marginated high signal intensity on T2-weighted imaging (WI) and apparent diffusion coefficient map as well as strong enhancement on contrast-enhanced T1WI, which are findings consistent with GAS. Although a punch biopsy showed only mild atypia of the cervical glands, this was not enough to completely rule out GAS. Consequently, laser conization of the lesion was performed for definitive diagnosis, and the diagnosis of cervicitis was made. Acute cervicitis can be difficult to differentiate from GAS based on symptoms, results of cervical biopsy and MR imaging because of their overlapping features. Even when a patient presents with a lesion with tumor-like gross appearance, acute cervicitis should be included in the differential diagnosis if the result of cervical biopsy is negative, especially when accompanied by infection-like fever.
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  • 文章类型: Case Reports
    未经授权:报告由紫草引起的微生物性角膜炎的首例病例,真菌性角膜炎的罕见原因。
    UNASSIGNED:一位66岁的绅士,拥有复杂的右眼(OD)眼部病史,包括单纯疱疹病毒感染性上皮性角膜炎并随后发生神经营养性角膜病变,和先前合并的白色念珠菌和近apsilioma真菌性角膜炎在没有先前创伤的情况下表现为疼痛OD。病人被发现有丝状真菌性角膜炎,随后被实验室培养并鉴定为Phialophorachinensis。尽管根据实验室确定的敏感性进行了局部和口服抗真菌治疗,患者最终需要在基质内和结膜下注射抗真菌药物,角膜交联,和浅表角膜切除术与羊膜的临床改善。真菌性角膜炎复发两次,每次发生迅速进展为角膜穿孔。第二次穿透性角膜移植术后的几个月,患者的精神状态因多器官功能衰竭而下降。在住院期间发现了隐匿性肺部恶性肿瘤,患者在进入临终关怀医院后失去了随访。
    UNASSIGNED:我们报告了一例由中华phialophora引起的真菌性角膜炎的独特病例以及随后的治疗方法,包括医疗和手术干预。尽管采用了多模式治疗方案,该病例显示了由中国黄曲霉引起的真菌性角膜炎的顽固性和潜在复发性。
    UNASSIGNED: To report the initial case of microbial keratitis caused by Phialophora chinensis, a rare cause of fungal keratitis.
    UNASSIGNED: A 66-year-old gentleman with a complex right eye (OD) ocular history including herpes simplex virus infectious epithelial keratitis with subsequent neurotrophic keratopathy, and prior combined Candida albicans and parapsilosis fungal keratitis presented with pain OD in the absence of an antecedent trauma. The patient was found to have a filamentous fungal keratitis, which was subsequently cultured and identified as Phialophora chinensis by the laboratory. Despite topical and oral antifungal treatment based on sensitivities determined by the lab, the patient ultimately required intrastromal and subconjunctival antifungal injections, corneal crosslinking, and superficial keratectomy with amniotic membrane to clinically improve. The fungal keratitis recurred twice, with each occurrence rapidly progressing to corneal perforation. Months after the second penetrating keratoplasty, the patient\'s mental status declined due to multiorgan failure. An occult pulmonary malignancy was discovered during this hospital stay, and the patient was lost to follow-up after entering hospice.
    UNASSIGNED: We report a unique case of fungal keratitis caused by Phialophora chinensis and the subsequent management, including both medical and surgical interventions. Despite a multimodal treatment regimen, this case demonstrates the recalcitrant and potentially recurrent nature of fungal keratitis caused by P. chinensis.
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  • 文章类型: Case Reports
    目的:EB病毒(EBV)是一种已知可引起传染性单核细胞增多症和其他几种人类疾病的疱疹病毒。已报道的眼部EBV感染包括葡萄膜炎,视网膜血管炎,急性视网膜坏死(ARN)。ARN通常由单纯疱疹病毒(HSV)或水痘-带状疱疹病毒(VZV)引起。由EBV引起的ARN(EBV-ARN)很少见,只有少数病例报告。EBV-ARN的视觉预后较差,并没有制定治疗策略。我们报告了一名成功接受EBV-ARN治疗的患者。
    方法:一名80岁女性因左眼视力模糊,曾接受5毫克/天的泼尼松龙和2毫克/周的甲氨蝶呤治疗类风湿关节炎。她的左视力为20/50,通过玻璃体浑浊可以看到颞叶周围广泛的白色黄色视网膜病变并伴有视网膜出血。EBV的DNA序列,但不是HSV,VZV,或者巨细胞病毒,通过聚合酶链反应(PCR)测定法在房水(4.2×106拷贝/毫升),EBV在血清中也是阳性的(3.5×102拷贝/ml)。患者接受2mg玻璃体内注射更昔洛韦2次,间隔3天,并以750mg/天静脉输注阿昔洛韦7天;然而,视网膜白色病变迅速扩张,然后增加泼尼松龙的剂量(40mg/d),并在初次访视后10天进行玻璃体切除术.手术后,视网膜病变继续扩大。玻璃体样品显示EBV的高拷贝(1.2×108拷贝/ml)。静脉注射膦甲酸钠(4800毫克/天)治疗后,取代了阿昔洛韦的应用,视网膜白色病变逐渐减少,留下视网膜疤痕.迄今为止,患者未出现视网膜脱离,左眼视力超过6/60,并伴有硅油。
    结论:我们经历了一例EBV-ARN,对全身性阿昔洛韦和局部更昔洛韦难治性,但对玻璃体切除术后的全身性膦甲酸钠有效反应。尽管这种疾病的临床管理仍然具有挑战性,膦甲酸钠被认为是EBV感染的候选药物之一。
    OBJECTIVE: Epstein-Barr virus (EBV) is a herpes virus known to cause infectious mononucleosis and several other human disorders. Ocular EBV infections that have been reported include uveitis, retinal vasculitis, and acute retinal necrosis (ARN). ARN is usually caused by herpes simplex virus (HSV) or varicella-zoster virus (VZV). ARN that is caused by EBV (EBV-ARN) is rarely seen, and only a few cases have been reported. The visual prognosis for EBV-ARN is poor, and no treatment strategy has been established. We report on a patient who was treated successfully for EBV-ARN.
    METHODS: An 80-year-old female who had been treated with prednisolone at 5 mg/day and methotrexate at 2 mg/week for rheumatoid arthritis visited our hospital because of blurred vision in her left eye. Her left visual acuity was 20/50, and extensive white-yellowish retinal lesions at the temporal periphery with retinal hemorrhages were seen through vitreous haze. The DNA sequence of EBV, but not of HSV, VZV, or cytomegalovirus, was detected by a polymerase chain reaction (PCR) assay in the aqueous humor (4.2 × 106 copies/ml), with EBV also being positive in serum (3.5 × 102 copies/ml). The patient received 2 mg of intravitreal ganciclovir injections twice with a 3-day interval and intravenous infusion of acyclovir at 750 mg/day for 7 days; however, the retinal white lesions expanded rapidly, then dose of prednisolone was increased (40 mg/day) and vitrectomy was performed 10 days after the initial visit. After the surgery, the retinal lesion continued to enlarge. Vitreous samples showed high copies of EBV (1.2 × 108 copies/ml). Following treatment with intravenous foscarnet (4800 mg/day), which replaced the acyclovir application, the retinal white lesions gradually diminished, leaving retinal scars. To date, the patient has developed no retinal detachment and shows visual acuity over 6/60 in the left eye along with silicone oil.
    CONCLUSIONS: We experienced a case of EBV-ARN that was refractory to systemic acyclovir and topical ganciclovir but responded effectively to systemic foscarnet after vitrectomy. Although the clinical management remains challenging in this disease, foscarnet is considered to be one of the candidate drugs for EBV infections.
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  • 文章类型: Case Reports
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  • 文章类型: Journal Article
    噬血细胞淋巴组织细胞增生症是一种威胁生命的疾病,其特征是细胞毒性T淋巴细胞的持续病理激活,自然杀伤细胞,和巨噬细胞。我们介绍了一名高烧的年轻患者的详细信息,黄疸,和呼吸困难。关于调查,他得了肝炎,贫血,中性粒细胞减少症,和凝血病。他也有高甘油三酯血症,低纤维蛋白原血症,和高铁蛋白血症.骨髓穿刺显示组织细胞增生症,经颈静脉肝活检显示坏死性肉芽肿在抗酸杆菌染色上为结核分枝杆菌阳性。他通过免疫抑制剂和抗结核治疗的组合成功治疗。结核相关性噬血细胞综合征是罕见的,应考虑在患者的原因不明的噬血细胞综合征,尤其是在结核病流行地区。及时识别和抗结核治疗和免疫抑制剂治疗与良好的预后相关。
    Hemophagocytic lymphohistiocytosis is a life-threatening disorder characterized by persistent pathologic activation of cytotoxic T lymphocytes, natural killer cells, and macrophages. We present details of a young patient who presented with high-grade fever, jaundice, and breathlessness. On investigations, he had hepatitis, anemia, neutropenia, and coagulopathy. He also had hypertriglyceridemia, hypofibrinogenemia, and hyperferritinemia. Bone marrow aspiration revealed histiocytosis, and transjugular liver biopsy revealed necrotizing granulomas positive for Mycobacterium tuberculosis on acid-fast bacilli staining. He was successfully managed with a combination of immunosuppressants and antitubercular therapy. Tuberculosis associated hemophagocytosis syndrome is rare and should be considered in patients with unexplained hemophagocytosis syndrome, especially in tuberculosis-endemic regions. Prompt recognition and treatment with antitubercular treatment and immunosuppressants are associated with good outcomes.
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  • 文章类型: Case Reports
    描述了两名接受梅毒治疗的婴儿,这些婴儿在第一次产前检查时筛查为阴性,但在分娩时没有重新筛查。首先提出了经典,但无法识别,先天性梅毒的特征。在第二种情况下,可能的早期母体梅毒在分娩后不久使用密螺旋体先行反向筛查算法被诊断出来.虽然孩子的体格检查是正常的,母亲快速血浆反应素(RPR)阴性,该患儿接受梅毒治疗,因为母体证实的密螺旋体测试显示近期血清转换。鉴于先天性梅毒的再次出现,我们的报告旨在证明对风险增加的妇女进行重新筛查的重要性,并提高对新生儿梅毒疾病常见表现的认识。对于风险增加的女性来说,建议在妊娠晚期早期和在梅毒流行率高的社区和人群中再次进行梅毒检测。
    Two infants treated for syphilis born to at risk mothers who screened negative at their first prenatal visit but were not rescreened at delivery are described. The first presented with classic, but unrecognized, features of congenital syphilis. In the second case, possible early maternal syphilis was diagnosed soon after delivery using the treponemal first reverse-screening algorithm. Although the child\'s physical exam was normal and the maternal rapid plasma reagin (RPR) negative, the child was treated for syphilis because maternal confirmatory treponemal tests suggested recent seroconversion. Given the re-emergence of congenital syphilis, our report aims to demonstrate the importance of rescreening women at increased risk and improve awareness of common manifestations of the syphilis disease in the newborn. For women at increased risk, repeat syphilis testing early in the third trimester and again at delivery in communities and populations with a high prevalence of syphilis is recommended.
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  • 文章类型: Case Reports
    UNASSIGNED: Only recently Tintelnotia was described as a new genus in the Phaeosphaeriaceae family of fungi containing two species, T. opuntiae and T. destructans. Until now, T. destructans keratitis was associated with contact lens wear and ocular trauma. We present the first case of T. destructans keratomycosis presenting as a superinfection in herpetic keratitis.
    UNASSIGNED: We present a case of a 53-year-old woman who presented with a unilateral keratitis since 3 weeks without history of trauma or contact lens wear, not responding to topical ofloxacin. Polymerase Chain Reaction (PCR) of the corneal ulcer was positive for Herpes Simplex Virus type 1 (HSV-1). Signs and symptoms progressively improved after starting topical and systemic antiviral therapy. Six weeks later however, our patient presented with a new white infiltrate in the previous herpetic epithelial defect. In vivo confocal microscopy showed fungal hyphae and culture from corneal scrapings identified a hyphomycete. Intensive antimycotic therapy could not prevent a corneal perforation 1 week later. Penetrating keratoplasty was performed with intracameral injection of amphotericin B. Culture of the corneal button and PCR and sequence analysis on the fungal isolate confirmed the diagnosis of T. destructans keratomycosis. Six months after penetrating keratoplasty, biomicroscopy showed a clear graft without recurrence of fungal activity.
    UNASSIGNED: T. destructans is an emerging opportunistic pathogen causing severe keratomycosis. Despite intensive antimycotic therapy, rapid progression to corneal perforation can be seen. Early diagnosis using confocal microscopy, fungal culture and PCR can allow prompt initiation of treatment, which should be guided by in vitro susceptibility testing.
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  • 文章类型: Case Reports
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  • 文章类型: Case Reports
    Guillain-Barre Syndrome is a well described acute demyelinating polyradiculoneuropathy with a likely autoimmune basis characterized by progressive ascending muscle paralysis. Classically, GBS is attributed to antecedent upper respiratory and gastrointestinal infections. We present the first case of GBS after Robotically Assisted Laparoscopic Prostatectomy using the daVinci(®) Surgical System.
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