Gyne & Breast Flashcards
2 types of view in mammography :
Mediolateral oblique view ( MLO)
Craniocaudal view (CC)
Mammography benign breast mass
Describe:
Regular opacification with halo sign
Benign breast mass = BIRAD ..
Malignant breast mass = BIRAD ..
BIRAD 2 > Uss +- biopsy
BIRAD 5. > uss + biopsy
Signs of malignant breast mass
In mammography :
Speculation
More than 3 lobulation
Nipple retraction !!
Calicification on breast mammography
Can be :
Benign “ BIRAD2”or malignant “BIRAD 5”
Benign breast calcification on mammography
Shapes :
Lucent center
Egg shell
Pop corn
Cigar shaped “ rod like”
Vascular
> 5 mm
Malignant breast calcification
Appear in mammography as :
Microcalcification without lucent center
<5mm
Uss breast
An echoic mass with posterior acoustic enhancement
Dx :
Simple cyst
“ width> height , horizontal on the skin “
BIRAD 2
Cyst with echogenic band
Homorrhagic cyst
Benign cyst
Complex cyst
+ posterior enhancement
Hyperechoic cyst with posterior acoustic enhancement
On uss , Dx:
Breast abscess
BIRAD3
Uss
Fibroadenoma
Describe :
Hyperechoic mass with posterior central enhancement & 2 peripheral shadows “ !!”
BIRAD 3
Uss
Breast CA
Describe :
Irregular
Height > width “ vertical on skin “
+- shadow
BIRAD 5
Modalities can be used in pregnant lady :
TVUS
TAUS
MRI
Uses of uss in obstetrics
In normal pregnancy
- early pregnancy scan
- mid pregnancy scan “ anomaly scan”
-late pregnancy scan
In abnormal pregnancy
Uss
Gestational sac
Confirms ….
Seen at …….
Surrounded by ………………
Can be used for dating but has +- ..days
Intrauterine pregnancy
4.5 weeks
Descidual reaction
5 days