GREAT VESSELS Flashcards
doppler pattern in IVC
monophasic
what is situs inversus
IVC on the left side
what is IVC interruption
IVC draining via an anzygous continuation
IVC pathology can be site of ___
thrombus
tumour invasion into the IVC from Wilms tumour can occur from (4)
Kidneys (RCC) / Liver (HCC)
Adrenals (Neuroblastoma)
Retroperitoneum (Sarcoma)
Lymphoma
most common reason for evaluating aorta in neonates **
thrombus
clinical presentations of thrombus (6)
- absent femoral pulses
- hematuria
- cyanosis
- hypertension
- blanching (pale) of the lower extremities
- necrotizing enterocolitis
sono appearance of thrombus
echogenic material within the aortic lumen
over time aorta can appear to contain thin linear structures
totally or partially filled aorta
clot may be long/thick
Color to demonste flow around thrombus, normal flow reversal and presence of collaterals
An indwelling umbilical artery catheter is visualized as
two parallel lines with an anechoic center representing the catheter
Coarctation of the Abdominal Aorta found mostly where in the aorta
descending thoracic part
Renal artery stenosis occurs in _____ Coarctation of the Abdominal Aorta
more than half
clinical presentations of Coarctation of the Abdominal Aorta
severe hypertension headaches fatigue decreased femoral pulse Infants: failure to thrive
Congenital Abnormalities of spleen
polyspenia, asplenia
cysts of spleen
a) Congenital epithelial lined
b) Post-traumatic pseudo w/o lining
c) Hydatid
abscess of spleen found in
found in immunocompromised or
leukemic children with candidiasis