File 5 Flashcards
Which is the most independent factor of SUV in PET?
A) Patient to detector distance
B) Body weight
C) Source half life
D) Administration activity
E) Measured Concentration in tissues
E) Measured Concentration in tissues
What type of motion artifact before and after images of mammography:
A) Motion
B) Inhomogeneity
A) Motion
Young patient with vaginal bleeding, transvaginal US showed crown rump length 9 mm and no fetal heartbeat, and medium size subchorionic hematoma. The reason why heartbeat couldn’t be detected?
A) Do transabdominal US to detect fetal heart
B) Early pregnancy
C) Non-viable fetus
D) Due to presence of subchorionic bleeding
C) Non-viable fetus
CRL: → > 6mm, there should be fetal heartbeat
Pregnant in 2 weeks was exposed to radiation, the likely effect on fetus is?
A) Retardation
B) Anomalies
C) Cancer
D) Death of fetus
D) Death of fetus
Female patient presented with breast lesion, what is the next step?
A) Annual screening
B) Ultrasound of breast
A) Annual screening
Breast within breast, → breast hamartoma, → BIRADS II → Annual screening.
Which is true regarding normal appearance of breast in pregnant, on the second trimester?
A) Breast fat is hyperechoic in ultrasound
B) Fibroglandular tissue is radiolucent
C) Cooper ligament appears as linear hyperechoic
D) Ducts are normally seen.
C) Cooper ligament appears as linear hyperechoic
The best MRI sequence to evaluate pigmented villonodular synovitis?
A) STAIR
B) T1
C) T2
D) Gradient
D) Gradient
Patient with history of trauma, CT shows paracolic gutter fluid/contrast, what is the most likely diagnosis?
A) Injury of the dome of the urinary bladder
B) Injury of anterior wall of the urinary bladder
C) Injury of the base of the urinary bladder
D) Injury of the posterior wall of the urinary bladder
A) Injury of the dome of the urinary bladder
Fetal head ultrasound?
A) Superior sagittal sinus
B) Inferior sagittal sinus
C) Straight sinus
D) Transverse sinus
A) Superior sagittal sinus
Patient with right hip replacement, CT picture showed metallic artifact, how to reduce it:
A) Increase slice thickness
B) Reconstruction kernel
A) Increase slice thickness
Aka (thin slices)
or (increase kVp)
or (remove it)
The mass number of an atom is the number of:
A) Neutrons in the nucleus
B) Protons in the nucleus
C) Protons, electrons, and neutrons
D) Protons and neutrons
D) Protons and neutrons
The primary purpose of a collimator in nuclear medicine is to?
A) Provide spatial localization.
B) Reduce the count rate from patient
C) Protect the crystal
A) Provide spatial localization.
التحديد المكاني
Which separate the right and left hepatic lobes?
A) Middle of the gallbladder fossa.
B) Falciform Ligament.
C) Right and left portal veins.
D) Left hepatic vein.
A) Middle of the gallbladder fossa.
and Middle hepatic vein
Left lower lobe segments?
A) Superior, anteromedial, lateral, and posterior
B) Superior, lateral, medial, anterior, and posterior
C) Superior, lateral, anterior, inferior, and posterior
A) Superior, anteromedial, lateral, and posterior.
Adrenal lesion protocol?
A) 100 kVp, 3 mm, ROI encompassing all of the lesion
B) 80 kVp, 3mm, and ROI of two third of the lesion
C) 100 kVp, 1mm, and ROI of one third of the lesion
D) 120 kVp, 3mm, and ROI of two third of the lesion
D) 120 kVp, 3mm, and ROI of two third of the lesion
ROI= Region of Interest
Patient, with previous 3 weeks surgical history of renal transplant with flank pain, fatigue, and decreased urine output. Nuclear showed preserved perfusion and persistent cortical uptake, what is the most likely diagnosis?
A) Acute rejection
B) Chronic rejection
C) Urine leak
D) Acute tubular necrosis
D) Acute tubular necrosis
For placement of IVC filter?
A) At level of renal veins
B) Below renal veins
B) Below renal veins
A 40-year-old, with mammogram demonstrates a popcorn calcification, what is the BIRADS?
A) BI-RADS 1
B) BI-RADS 2
C) BI-RADS 3
D) BI-RADS 4
B) BI-RADS 2
pop-corn calcification → BI-RADS 2 → Annual screening.
A 17-year-old with shoulder pain. X-rays shows geographic lucent lesion with sclerotic margin at the greater tuberosity. MRI showed septation and large edema?
A) Chondroblastoma
B) Giant cell tumor
C) Osteoblastoma
D) Geodes
A) Chondroblastoma
Chondroblastomas are well-defined lytic bone lesions with geographical bone destruction and thin sclerotic margins.
A 25-year-old female referred as a case of right breast mass. Next proper investigation is?
A) Bilateral breast US.
B) Contrast enhanced MRI.
C) Clinical examination and reassurance for F/U.
D) Mammography
A) Bilateral breast US.
Man with infertility underwent embolization, in which vessel the catheter is passed distally?
A) Left renal vein
B) Left gonadal vein
C) Left internal iliac vein
D) Left innominate vein
B) Left gonadal vein
A case of trauma. CT is requested for mediastinal hematoma, what is the proper protocol?
A) Pre and post contrast CT
B) Angiography
C) Serial chest radiograph
CT of the chest with pre and post contrast (A).
3-year-old patient presented with loss of red-light reflex. CT scan was done, what is the diagnosis?
A) Retinoblastoma
Patient presented to ER following trauma. NECT of the brain showed extra-axial hypodense lesion on the medial part of left temporal lobe
(bone window wasn’t provided to assess bone changes). What is the diagnosis?
A) Subdural hematoma
B) Arachnoid cyst
C) Left sphenoid dysplasia
B) Arachnoid cyst
