Fetal intracranial haemorrhage

Case contributed by Dr Maulik S Patel

Presentation

Antenatal anomaly ultrasound. No complaints. Gestational age: 26 weeks 3 days.

Patient Data

Age: 25 years
Gender: Female
Ultrasound

CUA - 25 weeks 4 day +/- 1 wk 0 day.

There is a well-defined hyperechoic mass lesion in posterior fossa of fetus. No internal cystic changes / calcification / vascularity is noted in the lesion.It is posterior to and abutting left cerebellar hemisphere. Cerebellar hemisphere itself shows normal echopattern. Lesion reaches upto mid line. Vermix could not be separately seen. Cisterna magna is normal in size ( 6 mm ).  Lesion approximately measures 21 x 16 x 10 mm. There is no hydrocephalus. No skull vault defect.

No other abnormality was noted.

Ultrasound

Follow up Ultrasound at 36 wks

Affected cerebellar hemisphere is atrophic. No other abnormality was noted. 1st and 2nd images show affected hemisphere. Last image is not properly documented but shows normal size of unaffected hemisphere.

Case Discussion

The initial interpretation of the first ultrasound was a possible extra-axial lesion. Subsequent fetal MRI (not shown) demonstrated that there was a cerebellar parenchymal haemorrhage, cerebellar hemispheric atrophy was also reported.

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Case information

rID: 18822
Case created: 23rd Jul 2012
Last edited: 4th Oct 2016
Inclusion in quiz mode: Included

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