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1.
Rev. chil. infectol ; 24(4): 323-326, ago. 2007. ilus
Article in Spanish | LILACS | ID: lil-459598

ABSTRACT

La necrosis retinal aguda (NRA) es una afección grave que amenaza la visión. Se describe en adultos, en especial aquellos profundamente inmunocompro-metidos, como consecuencia de la reactivación de virus del grupo herpes. Presentamos un paciente de 4 años de edad, con una leucemia de alto riesgo, que durante una quimioterapia intensa desarrolló una varicela con compromiso visceral, incluyendo la retina, lo que le causó ceguera unilateral. En el humor vitreo se detectó ADN de virus varicela-zoster, pese al tratamiento con aciclovir. La visión del ojo contralateral permaneció indemne.


Acute retinal necrosis (ARN) is a serious condition that can impair vision. It mostly occurs in adult patients, especially those severely immunocompromised, in association with a reactivation of a herpes virus infection. We present a 4 years old patient with high risk acute leukemia, whom during a course of intense chemotherapy acquired chickenpox with visceral involvement that affected the retina, causing unilateral blindness. Varicella-zoster virus was detected by PCR in the vitreous humor, in spite of previous acyclovir treatment. The contralateral vision remained undamaged.


Subject(s)
Child, Preschool , Humans , Male , Chickenpox/complications , Immunocompromised Host , Precursor Cell Lymphoblastic Leukemia-Lymphoma/drug therapy , Retinal Necrosis Syndrome, Acute/virology , Antiviral Agents/therapeutic use , Chickenpox/diagnosis , Chickenpox/drug therapy , Retinal Necrosis Syndrome, Acute/diagnosis , Retinal Necrosis Syndrome, Acute/drug therapy
2.
Rev. chil. infectol ; 24(4): 327-330, ago. 2007. tab
Article in Spanish | LILACS | ID: lil-459599

ABSTRACT

La necrosis retinal aguda (NRA) es una afección grave que amenaza la visión. Se presenta en adultos, en especial aquellos profundamente inmunocompro-metidos, como consecuencia de la reactivación de virus del grupo herpes. Se revisan la entidad clínica de la NRA, su diagnóstico nosológico y etiológico, como el manejo recomendado actualmente.


Acute retinal necrosis (ARN) is a serious condition that can impair vision. It mostly occurs in adult patients, especially those severely immunocompromised, in association with a reactivation of a herpes virus infection. Clinical and ophtalmological features of ARN and recommended diagnostic and management strategies are reviewed.


Subject(s)
Adult , Child , Humans , Retinal Necrosis Syndrome, Acute , Antiviral Agents/therapeutic use , Diagnosis, Differential , Retinal Necrosis Syndrome, Acute/diagnosis , Retinal Necrosis Syndrome, Acute/drug therapy , Retinal Necrosis Syndrome, Acute/virology
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