This is summarized notice about the common focal hepatic lesion and its characterization by modality

1. Focal hepatic lesions in concerns of
diagnostic imaging
Presented by Dr
Laith fadhel
MBchB P.G.C.R

2. This is summarized notice about the common focal hepatic
lesion and its characterization by modality
Reference / Primer of diagnostic Imaging / page 156

3. MetastasisHCCAdenomaFNHHemangiomaCyst
40-7050-7020-4020-40All agesAll agesAge
F = MM>FF>>MF>>MF> MM=FSex
NoOccasionalOccasionalCommonIn giantNoScar
RareRareNoNoYesOccasionalCalcification
NoYesYesNoYes ( rare )Yes (rare )Rupture
Dx BY
VariableVariableVariableVariableHyperechoicAnechoicUS
VariableCapsule art
enhancement
Arterial
enhancement
Scar arterial
phase
Enhancement
early
peripheral
Hypo dense
No
enhancement
CT
SpleenLiver intensityLiver intensityLiver intensityCSF intensityCSF intensityMRI
VariableHyper vascularHyper vascularHyper vascularHyper vascularAvascularAngiography
ColdColdUptakeUptakeUptakeColdScintigraphy

4. cyst US anechoic
CT hypo dense , no enhancement
MRI CSF density

5. Hemangioma
US
Hyperechoic
CT enhancement early peripheral
MRI CSF density

6. FNH
US Variable
CT scar , art phase
MRI liver intensity

7. Adenoma
US Variable
CT , art enhancement
MRI liver intensity T1
un enhance

8. HCC
US Variable
CT , pseudocapsule art enhancement early
wash outMRI liver intensity T1
un enhance

9. Metastasis
US Variable
CT , variable
MRI spleen intensity
T1 un enhance