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Datensatz: duchenne:27535714
Quellenstand: f262dbc3a1d234f500d9173f9ebf8d19996b03ba
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Nur Publikationshinweis. Kein zur Wiederverwendung freigegebener Textauszug in HealthOS.
FindZebra
Datensatz: duchenne:27535714
Quellenstand: f262dbc3a1d234f500d9173f9ebf8d19996b03ba
Boys with Duchenne muscular dystrophy (DMD) have DMD gene mutations, with associated loss of the dystrophin protein and progressive muscle degeneration and weakness. Corticosteroids and palliative support are currently the best treatment options. The long-term benefits of recently approved compounds such as eteplirsen and ataluren remain to be seen. Dogs with naturally occurring dystrophinopathies show progressive disease akin to that of DMD. Accordingly, canine DMD models are useful for studies of pathogenesis and preclinical therapy development. A dystrophin-deficient, male border collie dog was evaluated at the age of 5 months for progressive muscle weakness and dysphagia. Dramatically increased serum creatine kinase levels (41,520 U/L; normal range 59-895 U/L) were seen on a biochemistry panel. Histopathologic changes characteristic of dystrophinopathy were seen. Dystrophin was absent in the skeletal muscle on immunofluorescence microscopy and western blot. Whole genome sequencing, polymerase chain reaction, and Sanger sequencing revealed a frameshift, single nucleotide deletion in canine DMD exon 20, position 27,626,466 (c.2841delT mRNA), resulting in a stop codon six nucleotides downstream. Semen was archived for future line perpetuation. This spontaneous canine dystrophinopathy occurred due to a novel mutation in the minor DMD mutation hotspot (between exons 2 through 20). Perpetuating this line could allow for preclinical testing of genetic therapies targeted to this area of the DMD gene.
Auszug in der Originalsprache. Mata López S, Hammond JJ, Rigsby MB, Balog-Alvarez CJ, Kornegay JN, Nghiem PP. · Lizenz: cc by. Für den vollständigen Kontext die Originalpublikation öffnen.
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Datensatz: duchenne:29843823
Quellenstand: f262dbc3a1d234f500d9173f9ebf8d19996b03ba
Emergency department (ED) physicians frequently encounter patients presenting with angioedema. Most of these involve histamine-mediated angioedema; however, less common forms of angioedema (bradykinin-mediated) also occur. It is vital physicians correctly recognize and treat this; particularly since bradykinin-mediated angioedema does not respond to antihistamines, corticosteroids or epinephrine and hereditary angioedema (HAE) laryngeal attacks can be fatal. Here we present four case reports illustrating how failures in recognizing, managing, and treating laryngeal edema due to HAE led to asphyxiation and death of the patient. Recognition of the specific type of angioedema is critical for rapid and effective treatment of HAE attacks. Bradykinin-mediated angioedema should be efficiently differentiated from the most common histamine-mediated form. Improved awareness of HAE and the associated risk of life-threatening laryngeal edema among emergency physicians, patients, and relatives and clear ED treatment protocols are warranted. Moreover, appropriate treatments should be readily available to reduce fatalities associated with laryngeal edema.
Auszug in der Originalsprache. Moldovan D, Bara N, Nădășan V, Gábos G, Mihály E. · Lizenz: cc by. Für den vollständigen Kontext die Originalpublikation öffnen.
FindZebra
Datensatz: hae:30425862
Quellenstand: f262dbc3a1d234f500d9173f9ebf8d19996b03ba
Nur Publikationshinweis. Kein zur Wiederverwendung freigegebener Textauszug in HealthOS.
FindZebra
Datensatz: hae:4014294
Quellenstand: f262dbc3a1d234f500d9173f9ebf8d19996b03ba
Hereditary angioedema is an autosomal dominant genetic disease that causes tissue edema mediated by bradykinin. The angioedema attacks have several triggers including stress, trauma, infection, and increased estrogens levels. This explains the greater incidence and clinical severity in women, which are usually asymptomatic until puberty, when the attacks begin to occur. It may involve multiple locations on the body, leading to complications, such as surgical intervention prompt by severe acute abdominal pain, and laryngeal edema that can culminate in death from asphyxia. This is of particular concern as this angioedema does not respond to life-saving medications commonly used in its treatment, namely, high doses of second-generation antihistamines, corticosteroids, and epinephrine. Hereditary angioedema attacks are treated with specific medication that includes icatibant, ecallantide, and C1 inhibitor, the latter being also used in short-term and long-term prophylaxis. There are other pharmacological strategies for long-term prophylaxis like lanadelumab, danazol, stanozolol, aminocaproic acid, and tranexamic acid. During pregnancy and lactation, the preferred treatment and prophylaxis is C1 inhibitor. We report a case of hereditary angioedema describing its chronological evolution over a period of a woman's life, and highlighting some of the specificities of this pathology that intersect with the specialty of Obstetrics and Gynecology. Our aim is to draw attention to these particularities, namely the triggering factors of crisis, the need for high suspicion of the diagnosis, and the treatment and prophylaxis options for pregnant and non-pregnant women that can make the difference between life and death. To achieve a favorable outcome, the multidisciplinary teamwork between the specialties of Immunoallergology and Obstetrics and Gynecology was crucial.
Auszug in der Originalsprache. Évora F, Rodolfo A. · Lizenz: cc by. Für den vollständigen Kontext die Originalpublikation öffnen.
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Datensatz: hae:34976488
Quellenstand: f262dbc3a1d234f500d9173f9ebf8d19996b03ba
Nur Publikationshinweis. Kein zur Wiederverwendung freigegebener Textauszug in HealthOS.
FindZebra
Datensatz: duchenne:17719224
Quellenstand: f262dbc3a1d234f500d9173f9ebf8d19996b03ba
Background: Nutritional compounds can exert both anti-inflammatory and anti-oxidant effects. Since these events exacerbate the pathophysiology of muscular dystrophies, we investigated nutraceutical supplementation as an adjuvant therapy in dystrophic patients, to low costs and easy route of administration. Moreover, this treatment could represent an alternative therapeutic strategy for dystrophic patients who do not respond to corticosteroid treatment. Objective: A 24 weeks randomized double-blind placebo-controlled clinical study was aimed at evaluating the safety and efficacy of daily oral administration of flavonoids- and omega3-based natural supplement (FLAVOMEGA) in patients affected by muscular dystrophy with recognized muscle inflammation. Design: We screened 60 patients diagnosed for Duchenne (DMD), Facioscapulohumeral (FSHD), and Limb Girdle Muscular Dystrophy (LGMD). Using a computer-generated random allocation sequence, we stratified patients in a 2:1:1 ratio (DMD:FSHD:LGMD) to one of two treatment groups: continuous FLAVOMEGA, continuous placebo. Of 29 patients included, only 24 completed the study: 15 were given FLAVOMEGA, 14 placebo. Results: FLAVOMEGA was well tolerated with no reported adverse events. Significant treatment differences in the change from baseline in 6 min walk distance (6MWD; secondary efficacy endpoint) (P = 0.033) and in isokinetic knee extension (P = 0.039) (primary efficacy endpoint) were observed in LGMD and FSHD subjects. Serum CK levels (secondary efficacy endpoint) decreased in all FLAVOMEGA treated groups with significant difference in DMD subjects (P = 0.039). Conclusions: Although the small number of patients and the wide range of disease severity among patients reduced statistical significance, we obtained an optimal profile of safety and tolerability for the compound, showing valuable data of efficacy in primary and secondary endpoints. Trial registration number: NCT03317171 Retrospectively registered 25/10/2017.
Auszug in der Originalsprache. Sitzia C, Meregalli M, Belicchi M, Farini A, Arosio M, Bestetti D, Villa C, Valenti L, Brambilla P, Torrente Y. · Lizenz: cc by. Für den vollständigen Kontext die Originalpublikation öffnen.
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Datensatz: duchenne:31396142
Quellenstand: f262dbc3a1d234f500d9173f9ebf8d19996b03ba
Nur Publikationshinweis. Kein zur Wiederverwendung freigegebener Textauszug in HealthOS.
FindZebra
Datensatz: duchenne:27942159
Quellenstand: f262dbc3a1d234f500d9173f9ebf8d19996b03ba