Yolk sac tumor of infancy

Case contributed by Saeed Soltany Hosn
Diagnosis certain

Presentation

Vaginal bleeding.

Patient Data

Age: 9 months
Gender: Female
ultrasound
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Info

There is a lesion in the anterior myometriom that is hypervascular and which shows low resistance diastolic flow

ct
This study is a stack
Axial C+ portal
venous phase
This study is a stack
Sagittal C+ portal
venous phase
This study is a stack
Coronal C+ portal
venous phase
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Info

CT scan shows uterine enlargement which is definitely large for infants age.

mri
This study is a stack
Axial
T1
This study is a stack
Axial T2
fat sat
This study is a stack
Coronal
T2
This study is a stack
Sagittal
T2
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Info

MRI shows a lobulated mass in the anatomic location of uterus which displays isointense signal on the T1 and slightly hypersignal on the T2 fat sat.

Case Discussion

The patient underwent surgery but the surgeon did not see a mass. Eventually vaginoscopy and biopsy was performed, proving a yolk sac tumor. 

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