AGCC with interhemispheric cyst

2020 ◽  
Author(s):  
William Parker, MD ◽  
Scott E. Forseen, MD ◽  
Bruce C. Gilbert, MD
Author(s):  
Manoj M. C. ◽  
Lokesh Kumar T.

Asymmetric ventriculomegaly, interhemispheric cyst and dysgenesis of the corpus callosum (AVID) constitutes a rare imaging triad. Additional findings include subcortical and subependymal heterotopia, polymicrogyria, fused thalami, deficient falx, and hydrocephalus. The knowledge of this triad helps us to diagnose prenatally by sonography and fetal MRI. In this case report authors present MRI Imaging findings in a case of AVID syndrome in a 6year old male child presenting with history of seizures and delayed milestones.


Author(s):  
Natalie Limoges ◽  
Betsy Ostrander ◽  
Anne Kennedy ◽  
Paula J. Woodward ◽  
Robert J. Bollo

OBJECTIVE Advances in prenatal imaging have facilitated improvements in the fetal diagnosis of congenital anomalies. Asymmetric ventriculomegaly, interhemispheric cyst, and dysgenesis of the corpus callosum (AVID) is a constellation of congenital anomalies reported in fetal imaging. However, few data are available regarding postnatal outcomes of infants and children with a fetal diagnosis of AVID. The authors sought to report the neurodevelopmental outcomes of patients diagnosed with AVID before birth at a single institution. METHODS An institutional fetal imaging database was queried to identify cases with ventriculomegaly, interhemispheric cyst, and dysgenesis of the corpus callosum over a 10-year study period from 2000 to 2019. Overall, 41 maternal-infant dyads who met imaging criteria for AVID were identified; medical records were reviewed for prenatal variables including gestational age at birth, perinatal complications including fetal demise, and postnatal variables including demographics, mortality, hydrocephalus diagnosis and management, epilepsy, and neurodevelopmental outcomes at 2 years or the last follow-up. RESULTS Among 41 patients, 25 (61%) were male. A slight majority of patients (55%) were born before 36 weeks of gestational age, and 27 patients (68%) were delivered via cesarean section because their head size precluded vaginal delivery. There were 8 incidences of fetal demise, 1 pregnancy was terminated, and 32 patients were born alive. Neonatal or early infant death occurred in 5 patients. Two children died during follow-up after the neonatal period (ages 7 months and 7 years). Twenty-six children survived to at least the 2-year follow-up, all of whom required treatment for hydrocephalus. Of those 26 children, 12 (46%) had a diagnosis of epilepsy, 14 (54%) could sit independently, 4 (16%) were in mainstream school, 16 (62%) had expressive language, and 7 (28%) had near-normal development without seizures. CONCLUSIONS Among 41 maternal-fetal dyads with AVID, a majority of children survived to the 2-year follow-up, although all developed hydrocephalus. Many continued to have seizures, but expressive language use, attendance at mainstream school, and near-normal development without seizures were not infrequent. These data are critical for prenatal counseling and to establish the natural history of a diagnosis with limited outcome data.


2005 ◽  
Vol 94 (8) ◽  
pp. 1066-1072 ◽  
Author(s):  
Piero Pavone ◽  
Rita Barone ◽  
Sabrina Baieli ◽  
Enrico Parano ◽  
Gemma Incorpora ◽  
...  

1980 ◽  
Vol 52 (3) ◽  
pp. 399-403 ◽  
Author(s):  
Lillian C. Solt ◽  
John H. N. Deck ◽  
Roger Scott Baim ◽  
Karl TerBrugge

✓ The authors report an adult patient with a symptomatic interhemispheric cyst demonstrated by computerized tomography (CT), angiography, and at surgery. Choroid plexus epithelium was identified arising from the inner aspect of the cyst wall. Partial agenesis of the corpus callosum is postulated on the basis of the CT findings and the presence of choroid plexus in the interhemispheric cyst.


2015 ◽  
Vol 02 (02) ◽  
pp. 141-143
Author(s):  
Bharath Reddy ◽  
Bhaskar Madivala ◽  
Premalatha Ramaswamy ◽  
Sarala Gowda ◽  
Vykuntaraju Gowda

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