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Dive into the research topics where Joana Guimarães is active.

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Featured researches published by Joana Guimarães.


European Journal of Neurology | 2000

Paroxysmal dystonia induced by exercise and acetazolamide.

Joana Guimarães; J. Vale Santos

We report a case of a 40‐year‐old woman with dystonic attacks precipitated by slight exercise. Episodes lasted 2–5 min and were not precipitated by sudden movements or by being startled, drinking alcohol, coffee or tea, or by stress. Secondary dystonia was ruled out and brain magnetic resonance imaging (MRI) was unremarkable. Routine and video electroencephalogram (EEG) during and between attacks were normal. Acetazolamide greatly worsened her condition, whereas gabapentin [1‐(aminomethyl) cyclohexaneacetic acid] treatment markedly reduced the frequency and severity of the episodes.


Acta otorrinolaringológica española | 2013

Tratamiento de la ingestión de cuerpos extraños en una unidad de urgencias de otorrinolaringología: estudio prospectivo de 204 casos

Nuno Marçal; João-Bruno Soares; Gabriel Pereira; Joana Guimarães; Matos Gonçalves; Tiago Godinho

AIMS To determine how often ingested foreign bodies are found and what parameters may predict their retrieval. METHODS During 1 year, we prospectively studied all patients referred to our Ear Nose and Throat Emergency Unit because of foreign body ingestion. RESULTS During the study, 204 (median age-42 years [10 months-84 years]) patients were admitted because of ingested foreign body. The most common was fish bone (88%). Most patients were admitted <24-hour after ingestion (72%) and complained of symptoms above the cricoid cartilage (79%). A foreign body was removed by Ear Nose and Throat team in 108 (53%) patients. Twenty-three (11%) patients were referred to Gastroenterology. In 9 (39%) of these patients, a foreign body was identified by esophagogastroscopy, always from the esophagus. Predictive variables for retrieval of foreign body by Ear Nose and Throat team were ingested fish bone (P=.000; odds ratio [OR]=17.3), short duration (<6 hours) of symptoms (P=.001; OR=2.3) and symptoms above or at the level of cricoid cartilage (P=.000; OR=8.9). In patients with symptoms below the cricoid cartilage the rate of retrieval of foreign body by Ear Nose and Throat team (11%) was significantly increased by Gastroenterology (41%; P=.03). CONCLUSIONS Patients with ingestion of foreign body who ingest fish bone, present within the first 6 hours or complain of symptoms at or above cricoid cartilage deserve greater investment in terms of time and resources for retrieval of ingested foreign body by Ear Nose and Throat team.


Acta otorrinolaringológica española | 2013

The management of ingested foreign bodies in an Ear Nose and Throat Emergency Unit: prospective study of 204 cases.

Nuno Marçal; João-Bruno Soares; Gabriel Pereira; Joana Guimarães; Matos Gonçalves; Tiago Godinho


Archive | 2014

Treatment of Pediatric Graves Disease: results of a multicenter survey in Portugal

Olinda Marques; Oliveira Maria Joao; Ana Antunes; Filipa Espada; Joana Guimarães


Revista Portuguesa de Otorrinolaringologia e Cirurgia Cérvico-Facial | 2013

Convalescença após amigdalectomia: Estudo comparativo entre dissecção clássica e com bisturi harmónico (Ultracision)

Joana Guimarães; Sérgio Vilarinho; Nuno Marçal; Filipa Moreira; Daniel Miranda; Rui Pratas


Revista Portuguesa de Otorrinolaringologia e Cirurgia Cérvico-Facial | 2013

Hamartoma adenomatóide epitelial respiratório: Caso clínico e revisão da literatura

Daniel Miranda; Joana Guimarães; Filipa Moreira; Sara Pereira


Archive | 2013

OTiTE Média TUbERcUlOSa - a p ROpóSiTO dE UM caSO clÍNicO

Ana Raquel Rodrigues; Joana Guimarães; Catarina Vieira; Marina Alves; Sérgio Vilarinho; Luísa Pinto


Arquivos de Medicina | 2013

Otite média tuberculosa: A propósito de um caso clínico

Ana Raquel Rodrigues; Joana Guimarães; Catarina Vieira; Marina Alves; Sérgio Vilarinho; Luísa Pinto


Revista Portuguesa de Otorrinolaringologia e Cirurgia Cérvico-Facial | 2012

Síndrome PFAPA - Caso clínico

Filipa Moreira; Gabriel Pereira; Nuno Marçal; Joana Guimarães; Daniel Miranda


Revista Portuguesa de Otorrinolaringologia e Cirurgia Cérvico-Facial | 2011

Síndrome da deiscência do canal semicircular superior: A propósito de dois casos clínicos.

Joana Guimarães; Daniel Miranda; Filipa Moreira; Nuno Marçal; Gabriel Pereira; Sérgio Vilarinho; Matos Gonçalves; Rui Pratas

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