Publications by authors named "Katherine B Puttgen"

Article Synopsis
  • * Urgent assessment is necessary for infants with IH to decide who needs treatment versus those who can be monitored, with timely treatment improving outcomes.
  • * The Hemangioma Investigator Group developed telemedicine guidelines for managing IH, outlining when virtual consultations are suitable, and emphasizing the need for effective communication with caregivers along with providing online education resources.
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Background: Initial propranolol recommendations for infantile hemangioma published in 2013 were intended as provisional best practices to be updated as evidence-based data emerged.

Methods: A retrospective multicenter study was performed to evaluate utility of prolonged monitoring after first propranolol dose and escalation(s). Inclusion criteria included diagnosis of hemangioma requiring propranolol of greater than or equal to 0.

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Importance: Oral propranolol is widely considered to be first-line therapy for complicated infantile hemangioma, but its use in patients with PHACE (posterior fossa malformations, hemangioma, arterial anomalies, cardiac defects, eye anomalies) syndrome has been debated owing to concerns that the cardiovascular effects of the drug may increase the risk for arterial ischemic stroke.

Objective: To assess the incidence of adverse events among patients with PHACE syndrome receiving oral propranolol for infantile hemangioma.

Design, Setting, And Participants: This multicenter retrospective cohort study assessed the incidence of adverse events among 76 patients with PHACE syndrome receiving oral propranolol for infantile hemangioma at 11 tertiary care, academic pediatric dermatology practices.

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Objectives: To identify clinical factors associated with complications of periocular infantile hemangioma (IH) and monitor improvement in complication rates post-treatment.

Methods: Retrospective cohort study. Eighty-nine patients diagnosed with periocular IH at a pediatric dermatology clinic of a tertiary care center between 2001 and 2013 were included with parental approval.

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Carbon dioxide ablative fractional laser (CO2-AFL) therapy has not been widely adopted in pediatric burn care given limited outcomes literature and no established guidelines on laser treatment protocols. We present our experience to further elucidate the clinical role of CO2-AFL therapy for pediatric hypertrophic burn scars. We conducted a prospective cohort study of pediatric burn patients undergoing CO2-AFL treatment of hypertrophic, symptomatic burn scars at a tertiary care regional burn center during a 2-year period.

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Case: We describe a 13-year-old girl with bilateral symmetric eccrine angiomatous hamartoma (EAH) on the volar aspect of the wrists. The lesions were painless and had been enlarging progressively for 1 year; the enlargement of the nodule on the right wrist was more substantial than that on the left wrist. She had palmar hyperhidrosis, which has a known association with EAH.

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Background: Early specialist evaluation during rapid proliferative growth of complicated infantile hemangiomas (IHs) is crucial. Health disparities and barriers of access to care for children with IHs have not been examined.

Objective: To investigate whether socioeconomic status (SES) is associated with age at presentation to a subspecialist for IH evaluation.

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The most common causes of chronic nocturnal itching in children are atopic dermatitis and psoriasis, with lichen simplex chronicus and prurigo nodularis contributing to lesser degrees. Despite the prevalence of nocturnal itching, its pathophysiology remains poorly understood. The most troubling consequence of itching at night is poor quality of sleep.

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Importance: Patients with somatic overgrowth commonly require surgical intervention to preserve function and improve cosmesis. To our knowledge no observation of scarring outcomes in this population has been published to date.

Objective: To observe the frequency of abnormal scarring in patients with somatic overgrowth and sequencing-verified mutations in the PIK3CA gene.

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Background: This study examines the clinical characteristics and demographics of teenage boys with horizontal striae distensae of the lower back in an outpatient setting.

Methods: Retrospective medical chart reviews and telephone survey studies were completed on an outpatient cohort of 12 boys 11 to 17 years of age with a clinical diagnosis of transverse striae distensae of the lower back at a single-center, university-based, pediatric dermatology practice. We evaluated the clinical features of the striae, participant demographic characteristics, and past medical history.

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Background/objectives: Nasal infantile hemangiomas (IHs) pose serious medical complications and psychosocial stress if tumor involution is incomplete or prolonged. The objective was to determine which IH characteristics are associated with complications and are predictive of outcome, assessed as the presence of IHs or residual skin changes upon kindergarten entry, to better manage these lesions and counsel families.

Methods: A retrospective chart review of all patients seen in the Division of Pediatric Dermatology at Johns Hopkins Medicine between 2001 and 2014 for nasal IHs (N = 89) was performed.

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The fundamental genetics of many isolated vascular anomalies and syndromes associated with vascular anomalies have been elucidated. The rate of discovery continues to increase, expanding our understanding of the underlying interconnected molecular pathways. This review summarizes genetic and clinical information on the following diagnoses: capillary malformation, venous malformation, lymphatic malformation, arteriovenous malformation, PIK3CA-related overgrowth spectrum (PROS), Proteus syndrome, SOLAMEN syndrome, Sturge-Weber syndrome, phakomatosis pigmentovascularis, congenital hemangioma, verrucous venous malformation, cutaneomucosal venous malformation, blue rubber bleb nevus syndrome, capillary malformation-arteriovenous malformation syndrome, Parkes-Weber syndrome, and Maffucci syndrome.

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Propranolol has replaced corticosteroids as preferred first-line therapy for the management of infantile hemangiomas (IH). The topical β-blocker timolol is now an alternative to oral propranolol and watchful waiting for smaller IH. Research in the last decade has provided evidence-based data about natural history, epidemiology, and syndromes associated with IH.

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Importance: While propranolol is touted as superior to prednisolone for treating infantile hemangiomas (IH), a randomized clinical trial (RCT) comparing the outcome and tolerability of these medications for symptomatic, proliferating IH has not been reported.

Objectives: To determine if oral propranolol is more efficacious and better tolerated than prednisolone in treating symptomatic, proliferating IH and to determine the feasibility of conducting a multi-institutional, RCT comparing efficacy and tolerability of both medications.

Design, Setting, And Participants: Phase 2, investigator-blinded, multi-institutional RCT conducted in 3 academic vascular anomalies clinics on 19 of 44 eligible infants aged between 2 weeks and 6 months.

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Objectives: We sought to determine the effect of propranolol on cardiovascular and blood glucose parameters in infants with symptomatic infantile hemangiomas who were hospitalized for initiation of treatment, and to analyze adverse effects of propranolol throughout the course of inpatient and outpatient treatment.

Methods: A retrospective cohort analysis was performed on 50 infants (age less than 12 months) with symptomatic infantile hemangiomas who were hospitalized for propranolol initiation between 2008 and 2012. Demographic data and disease characteristics were recorded.

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To systematically review the literature evaluating efficacy and adverse events of propranolol treatment for infantile hemangiomas, we searched the MEDLINE and Cochrane databases for all studies examining the response of infantile hemangiomas (IHs) to propranolol published between June 12, 2008, and June 15, 2012. Forty-one studies with 1,264 patients were included; 74% of patients were female and approximately 30% had received other treatments before propranolol. Propranolol was initiated at a mean age of 6.

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Infantile hemangiomas (IHs) are common neoplasms composed of proliferating endothelial-like cells. Despite the relative frequency of IH and the potential severity of complications, there are currently no uniform guidelines for treatment. Although propranolol has rapidly been adopted, there is significant uncertainty and divergence of opinion regarding safety monitoring, dose escalation, and its use in PHACE syndrome (PHACE = posterior fossa, hemangioma, arterial lesions, cardiac abnormalities, eye abnormalities; a cutaneous neurovascular syndrome characterized by large, segmental hemangiomas of the head and neck along with congenital anomalies of the brain, heart, eyes and/or chest wall).

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Objective: To highlight an association of facial segmental hemangiomas with gastrointestinal bleeding in infants with infantile hemangiomas.

Study Design: We conducted a multicenter retrospective case series study.

Results: Ten female patients met study inclusion criteria; 8 were Caucasian, 9 had a facial segmental hemangioma, and 9 cases met the diagnostic criteria for definitive posterior fossa malformations, hemangioma, arterial lesions, cardiac anomalies/coarctation of the aorta and eye abnormalities syndrome with abnormalities of the aorta and cerebral arteriopathy.

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Infantile hepatic hemangioma is the most common benign liver tumor during infancy. Prompt diagnosis and timely institution of therapy are of utmost importance. Magnetic resonance imaging (MRI) plays a key role in the correct diagnosis and monitoring of treatment.

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Xeroderma pigmentosum (XP) is a rare autosomal recessive defect in DNA endonuclease activity that is associated with the development of cutaneous malignancies, at sun exposed sites, including basal cell carcinoma, squamous cell carcinoma, and melanoma. Squamous cell carcinomas are also known to target the anterior tongue. Patients sometimes develop angiosarcomas, and these invariably arise from sun-exposed skin.

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Purpose: Vascular anomalies most frequently present at birth or in early childhood, and the craniofacial region is the most common site of involvement. A long history of misleading nomenclature born of confusion about the presentation and natural history of various vascular anomalies has made appropriate diagnosis difficult. The present article emphasizes the importance of clarity of nomenclature for proper diagnosis, both clinically and radiographically, to guide appropriate therapy.

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Bullous systemic lupus erythematosus is a subepidermal blistering disease that occurs only rarely in a subset of patients with systemic lupus erythematosus and even less commonly in pediatric patients. Autoimmunity in bullous systemic lupus erythematosus is characterized by the presence of circulating anti-type VII collagen antibodies. We report here a case of a child whose initial systemic lupus erythematosus presentation was a diffuse bullous eruption.

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There have been significant recent advances in the past several years in the field of neurocutaneous vascular syndromes, including the development of more stringent diagnostic criteria for PHACE syndrome, the renaming of macrocephaly-cutis marmorata telangiectatica congenita to macrocephaly-capillary malformation to accurately reflect the true nature of the syndrome, and discovery of new genetic mutations such as RASA-1. There have also been advances in the understanding and management of Sturge-Weber syndrome.PHACE syndrome is a constellation of neurologic, arterial, cardiac, ophthalmologic, and sternal abnormalities associated with infantile hemangiomas.

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