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1.
Parkinsonism Relat Disord ; 32: 108-115, 2016 11.
Article in English | MEDLINE | ID: mdl-27622967

ABSTRACT

INTRODUCTION: Deep brain stimulation (DBS) is effective for some neurological and psychiatric conditions. Idiopathic delayed-onset edema (IDE) surrounding the leads has been anecdotally reported. The etiology, predisposing factors and prognosis of this complication are unknown. We present a multicenter case series of patients with IDE, and a systematic literature review, aimed at defining the pathophysiology and identifying appropriate treatment strategies. METHODS: IDE was defined as edema along the DBS lead, occurring ≥72 h postoperatively, in absence of trauma, vascular events or infection. Information on patients with IDE was collected in a standardized way. A systematic search was performed in Pubmed. RESULTS: Twelve new patients presenting with 14 episodes of IDE are described. From the literature, 38 patients were identified. No common surgical aspects or patient-related factors were identified as risk predictors for the onset of IDE. Symptoms included deterioration of the stimulation effect, seizures and focal neurological signs. Although the condition is self-limiting, with symptoms resolution in 28.5 days on average, three patients underwent surgical revision and seven received antibiotics. CONCLUSIONS: IDE is a rare complication of DBS procedures, presenting from few days to months after surgery. Symptoms can be mild and not-specific, and the condition is self-limiting. The diagnosis of IDE is made after exclusion of vascular events or infections. The pathophysiology is still unexplained. The recognition of this complication can help avoiding unnecessary surgical procedures (system explantation) and antibiotic treatment.


Subject(s)
Brain Edema/etiology , Deep Brain Stimulation/adverse effects , Brain Edema/diagnostic imaging , Databases, Bibliographic/statistics & numerical data , Female , Humans , Magnetic Resonance Imaging , Male , Middle Aged , Retrospective Studies
2.
Rev. argent. radiol ; 63(4): 301-4, oct.-dic. 1999. ilus
Article in Spanish | BINACIS | ID: bin-13403

ABSTRACT

Presentamos los hallazgos por RM de un caso de neuritis trigeminal bilateral como manifestación atípica de neurosífilis en un paciente varón, de 34 años, HIV + para demostrar la utilidad de la RM como método para la valoración postratamiento, arribando a las siguientes conclusiones: 1) la neuritis trigeminal constituye una presentación excepcional de la neurosífilis. No hemos encontrado reportes al respecto en la literatura imagenológica; 2) la RM con cortes de alta resolución y con gadolinio no sólo demuestran con claridad los cambios inflamatorios en los trigéminos sino que, además, podría detectar lesiones silentes o subclínicas (nuestro paciente mostraba realce bilateral y tenía manifestaciones clínicas sólo del lado derecho) y 3) la RM sin y con gadolinio es un método adecuado para valorar la respuesta al tratamiento en casos de neuritis trigeminal (AU)


Subject(s)
Humans , Male , Adult , Neurosyphilis/diagnosis , Magnetic Resonance Spectroscopy/diagnosis , Trigeminal Neuralgia/etiology , Magnetic Resonance Spectroscopy/diagnosis , Trigeminal Nerve/pathology , Neuritis/diagnosis , Neuritis/etiology , Neuralgia/diagnosis , Neuralgia/etiology , Trigeminal Neuralgia/pathology , Trigeminal Neuralgia/diagnosis , Acquired Immunodeficiency Syndrome/complications , Gadolinium/diagnosis
3.
Rev. argent. radiol ; 63(4): 301-4, oct.-dic. 1999. ilus
Article in Spanish | LILACS | ID: lil-254314

ABSTRACT

Presentamos los hallazgos por RM de un caso de neuritis trigeminal bilateral como manifestación atípica de neurosífilis en un paciente varón, de 34 años, HIV + para demostrar la utilidad de la RM como método para la valoración postratamiento, arribando a las siguientes conclusiones: 1) la neuritis trigeminal constituye una presentación excepcional de la neurosífilis. No hemos encontrado reportes al respecto en la literatura imagenológica; 2) la RM con cortes de alta resolución y con gadolinio no sólo demuestran con claridad los cambios inflamatorios en los trigéminos sino que, además, podría detectar lesiones silentes o subclínicas (nuestro paciente mostraba realce bilateral y tenía manifestaciones clínicas sólo del lado derecho) y 3) la RM sin y con gadolinio es un método adecuado para valorar la respuesta al tratamiento en casos de neuritis trigeminal


Subject(s)
Humans , Male , Adult , Trigeminal Neuralgia/etiology , Neurosyphilis/diagnosis , Magnetic Resonance Spectroscopy , Gadolinium , Trigeminal Nerve/pathology , Trigeminal Neuralgia/diagnosis , Trigeminal Neuralgia/pathology , Neuralgia/diagnosis , Neuralgia/etiology , Neuritis/diagnosis , Neuritis/etiology , Magnetic Resonance Spectroscopy , Acquired Immunodeficiency Syndrome/complications
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