Publications by authors named "Peneda J"

Article Synopsis
  • Chronic rhinosinusitis with nasal polyps (CRSwNP) leads to long-lasting inflammation in the nasal area and often requires endoscopic sinus surgery (ESS) when treatments fail, with recurrence rates between 5% and 60%.
  • A study examined 130 patients who had ESS, finding a 5-year recurrence rate of 35.4% and 17.7% needing revision surgery, while identifying several factors linked to poor outcomes.
  • Key predictors for recurrence included having asthma, frontal sinus involvement, high Lund-Mackay and Endoscopic Nasal Polyps Scores, and elevated eosinophilia in blood tests, indicating more complicated cases of CRSwNP.
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  • The case details a young woman diagnosed with maxillary sinus actinomycosis, a rare and challenging condition due to its non-specific symptoms.
  • Diagnosis was confirmed through the detection of fungal colonies in infected tissue samples.
  • Treatment involved a mix of endoscopic sinus surgery to remove damaged tissue, along with long-term antibiotics, resulting in no disease recurrence during follow-up.
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Purpose: Malignant otitis externa (MOE) is a rare form of invasive osteomyelitis of the external ear canal. It is typically caused by Pseudomonas aeruginosa in immunocompromised patients. The diagnosis is clinical, and the initial treatment involves systemic antibiotics or antifungal therapy.

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Pharyngocutaneous fistula is the leading complication following total laryngectomy. It delays complementary treatments, speech rehabilitation and oral feeding. Despite evolving medical care, fistula incidence remains high.

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Pharyngocutaneous fistula is the leading complication following total laryngectomy. It delays complementary treatments, speech rehabilitation and oral feeding. Despite evolving medical care, fistula incidence remains high.

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Vernet syndrome, often referred to as jugular foramen syndrome, is a rare clinical entity characterised by a set of signs and symptoms caused by dysfunction of IX, X and XI cranial nerves. Although paraganglioma of the head and neck is the most frequent aetiology, it may also be caused by meningioma, VIII cranial nerve schwannoma, pontocerebellar cistern metastases, head and neck trauma, infections and very rarely by cholesteatoma which extends to the petrous apex. The authors describe a case of a patient with a jugulotympanic paraganglioma in which evolution ends up in Vernet syndrome.

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The authors present the case of a 5-year-old girl referred to our institution due to several episodes of nocturnal stridor with ocular retroversion and parental notion of apnea. She has been previously submitted to adenotonsillectomy. Due to symptoms worsening she was referred to our hospital.

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Introduction: Immune Mediated Inner Ear Disease (IMIED) is a rare form of sensorineural bilateral hearing loss, usually progressing in weeks to months and responsive to immunosuppressive treatment. Despite recent advances, there is no consensus on diagnosis and optimal treatment.

Methods: A review of articles on IMIED from the last 10 years was conducted using PubMed database.

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Article Synopsis
  • The case involves a 12-year-old boy with a widespread superficial venous network worsening over time and developing superficial venous thrombosis.
  • Physical examinations and imaging showed no additional abnormalities, but histology indicated enlarged veins with reduced elastin and no signs of endothelial cell growth.
  • The boy was diagnosed with Bockenheimer's syndrome, a rare condition, and the authors discuss its key characteristics.
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The determination of serum levels of carbohydrate deficient transferrin (CDT) and transferrin ratio in the persistent abusive alcohol consumer arises with promising utility in the study of alcohol related disorders. This series shows the excellent specificity (97%), though poor sensitivity (52%), for CDT. However the CDT/Tft ratio affords a higher sensitivity, reaching 74%, maintaining the high specificity.

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The aim of this study was to evaluate the adverse effects on the exocrine pancreas of ethanol and ethanol with congeners which coexist in alcoholic beverages most commonly consumed by the Portuguese population. Eighteen male Wistar rats were divided into three groups and submitted to a daily intraperitoneal injection of a hydroalcoholic solution of ethanol (SHAE) and a hydroalcoholic solution of ethanol, acetaldehyde, methanol and higher alcohols (SHAF); the third group served as a control and received an equivalent volume of an isocaloric solution of dextrose. All the animals were sacrificed at the end of the 9th week of the experiment.

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Little has been studied of the adverse effects of the exposure of the liver to the interaction of ethanol with its congeners and acetaldehyde, coexisting in the contents of alcoholic beverages. Twenty four male Wistar rats were divided into four groups. Two groups (SH/DA; SH/FA) were submitted to daily treatment with synthetic hydroalcoholic solutions containing ethanol, methanol, higher alcohols and acetaldehyde in the same proportions as those found in most common distilled and fermented alcoholic beverages; the third group (SH/EA) was treated with a hydroalcoholic solution of ethanol; the fourth group served as control and received an equivalent volume of an isocaloric solution of dextrose.

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The adverse effects of the exposure of the liver to the interaction of ethanol with its congeners and acetaldehyde, coexisting in the contents of alcoholic beverages, have been little studied. Twenty four male Wistar rats were divided into four groups. Two groups (SH/DA; SH/FA) were submitted to daily treatment with synthetic hydroalcoholic solutions containing ethanol, methanol, higher alcohols and acetaldehyde in the same proportions as those found in most common distilled and fermented alcoholic beverages; the third group (SH/EA) was treated with a hydroalcoholic solution of ethanol; the fourth group served as control and received an equivalent volume of an isocaloric solution of dextrose.

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