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1
Q

Saccular dilation of the descending aorta with filling defect
CT mediastinal window axial
Dx :

A

Descending Aortic aneurysm

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2
Q

Double lumen & intima inbetween
Dx :

A

Aortic dissection

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3
Q

Bilateral maxillary acute Sinusitis
Modality
Characters

A

X ray open mouth view
“ water view”
Mucosal thickening
Fluid air level

One of them or both

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4
Q

Acute maxillary sinusitus
Another modality :

A

CT brain axial bone window
Air fluid level

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5
Q

Graves = Goiter
Mucopolysaccharides deposit bilaterally
Ex: swelling of medial recti muscle l not tendon
( …………. )
…….. sign
Diagnosis :

A

Fusiform swelling
Coca cola sign
Thyroid ophthalmopathy

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6
Q

CT axial paranasal sinus
CT axial orbit

A

At level of sinuses
At level of eyes

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7
Q

maxillary antral Carcinoma
Modality
Describe

A

CT axial sinus level
Heterogenous mass occupying the maxillary sinus with bone destruction

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8
Q

Difference between meningioma
& optic nerve glioma

A

CT axial orbit with IV contrast
Track sign = not originated from optic nerve

Optic glioma = no track sign

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9
Q

CT scan coronal paranasal sinuses
Soft tissue window
Bone window

Orbit contents descend to sinus
Dx :

A

Blow out fracture

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10
Q

Claw sign
In double contrast barium enema
Diagnosis :

A

Intussusception

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11
Q

Doppler uss
Grave’s thyroid disease
Sign :

A

Inferno sign

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12
Q

Technicium phosphate for ……
Then gamma ray
High uptake indicate :

A

Bone
High blood supply either
Cancer
Metastasis
Acute Inflammation
Healing fracture

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13
Q

Radionuclide
Hepatobiliary immunodye acetic acid
HIDA for ………
Gall bladder not appear means :

A

Liver & biliary system
Stone impact cystic duct

Cystic duct obstruction

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14
Q

Lingular pneumonia
Modality
Describe

A

CXR PA view
Opacification in the left lung with loss of cardiac silhouette, no shifting
Next = lateral view to confirm lingular pneumonia

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15
Q

Rt middle lobe pneumonia
Lingular pneumonia
Confirmed by :

A

X Ray lateral view

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16
Q

Opacification in the left upper & middle zone of the lung with loss silhouette sign , no shifting
Dx :
Sign can be seen :

A

Left upper & lingular pneumonia
Air bronchogram

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17
Q

CT lung window axial
Describe pneumonia in the RT lung

A

Opacification in the Rt lung with air bronchogram

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18
Q

Characters of lung collapse by CXR :

A

-Homogenous Opacifiation of the Lung zone
- Midline shifting toward the collapse
- displaced hila & fissures
- altered proportion of the rt & left lung

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19
Q

Opacification in RT upper lobe with Ipsilateral tracheal shifting
Dx: RT upper lobe collapse
Next step :

A

CT with contrast looking for underlying cancer

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20
Q

Homogenous opacification in the left lung with Ipsilateral tracheal shifting
Dx :
Next step :
Ddx:

A

Left lung atelectasis
CT mediastinal window with IV contrast

Ddx : atelectasis , pneumonectomy

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21
Q

Features of loss of lung volume :

A

Decrease in intercostal spaces
Mediastinal shifting ipsilaterally
Elevation of the diaphragm
Altered proportion between right & left lung

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22
Q

Uses of hysterosalpingiogram

A

Assess patency of fallopian tubes.
Detect the congenital uterine anomalies

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23
Q

Types of bronchiactasis

A

Cylindrical
Cystic
Varicose
Congenital

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24
Q

X ray signs of Aortic Rupture :

A

Obscured Aortic knuckle
Depressed left main bronchus
Shifting of the trachea to the right
Wide mediastinum
Pneumothorax

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25
Causes of intestinal obstruction
Mechanical (ABC) Adhesion Bowel strangulation “ hernia, volvulus” Cancer Paralytic : paralytic illeus , incompetence of illeocecal valve
26
Advantages of CXR PA view
Avoid radiological exposure to breast , thyroid , eyes s Avoid heart magnification Can centralize the patient Patient can hold inspiration Elemenate the anterior surface of the scapula
27
Differential diagnosis of Anterior mediastinal mass :
4 T’s Thyroid “ retrosternal goiter” Thymoma Teratoma Terrible lymphoma
28
CXR PA view Round opacification convex & continuous with mediastinum Dx : Next step :
Mediastinal mass CXR lateral view
29
CXR lateral view Obliteration of retrosternal space Dx : Ddx: Next step :
Anterior mediastinal mass Thyroid Thymoma Teratoma Terrible lymphoma Thymic cyst Ascending Aortic aneurysm CT mediatinal window with IV contrast
30
Retrosternal nodulocystic retrovascular Goiter Modality
CT mediastinal window axial with IV contrast
31
Dermoid cyst describe by CT :
CT mediastinal window axial with IV contrast Anterior mediastinal mass with density of Fluid & Fat Sign : Fluid Fluid level
32
Thymic cyst describe by CT :
CT mediastinal window axial with IV contrast Anterior mediastinal mass with fluid density
33
Thymic tumour
CT mediastinal window axial with IV contrast Anterior mediastinal mass with density of soft tissue
34
mediastinal lymphoma
CT mediastinal window axial with IV contrast Lobulated mass in anterior & middle mediatinum If nodes clear lymphadenopathy
35
Middle mediastinal mass with Density of fluid Dx:
Bronchogenic cyst
36
Middle mediastinal mass Ddx:
Lymphoma Metastasis of lung CA Retrosternal goiter Bronchogenic cyst Aortic arch aneurysm
37
Posterior mediastinal mass Ddx :
Neurogenic tumours : Schwannoma Neuroblastoma Lymphadenopathy Descending aortic aneurysm
38
Neurogenic tumour Describe
CT mediastinal window with IV contrast Posterior mediastinal mass with density of soft tissue Fusiform paravertebral
39
Radiological signs of lower lobe pneumonia :
Homogenous Opacifiaction , with no loss of volume or tracheal deviation Loss of diaphragmatic silhouette Preserved cardiac silhouette
40
Causes of pneumoperitoniem
Perforated deudenal ulcer Post surgical Necrotizing enterocolitis Trauma
41
Difference between benign & malignant gastric ulcer
Benign : Common at lesser curvature Mucosal folds attached to its margin Regular ulcer Malignant : Located at antrum , greater curvature Irregular ulcer Muscosal folds not attached to its margin
42
Features of ectopic pregnancy on uss :
Empty uterus Adnexal mass Free fluid in doughlas pouch
43
Assess gestational age by uss :
Crown rump length Biparietal diameter Femoral length Abdominal circumference
44
Radiological features of tension pneumothorax
Jet black lung Contralateral mediastinal shifting Low set diaphragm Shadow of collapsed lung Haziness of normal lung
45
Stages of sarcoidosis
Stage 0 : normal X ray Stage 1= enlargement of hilar LN , paratracheal LN ( bilateral hilar LAP ) = stage of presentation Stage 2 = parenchymal involvement “ peripheral cavitation or solitary pulmonary nodule “ + LN enlargement Stage 3= parenchymal involvement only Stage 4 =End stage “ Pulmonary fibrosis”
46
Radiological features of Pulmonary fibrosis
Honey comb : multiple small thick walled cystic lesions Tractional bronchiactasis Thick interstitial space
47
Causes of Pop corn calcification of breast
Fibroadenoma Hematoma Fat necrosis
48
Feature of malignant bone tumours :
Poorly defined margin Wide transition zone May destroy the cortex No peritoneal reaction Soft tissue involvement
49
Features of benign bone tumour
Well defined margin Narrow transition zone Cortical thinning no destruction No periosteal reaction No soft tissuee involvement
50
BIRAD 0 BIRAD 1 BIRAD 2 BIRAD 3 BIRAD 4 BIRAD 5 BIRAD 6
BIRAD 0 incomplete assessment BIRAD 1 negative BIRAD 2 benign BIRAD 3 probably benign BIRAD 4 probably malignant BIRAD 5 malignant BIRAD 6 biopsy proven malignancy
51
CT scan axial neck with iV contrast Mass with density of fluid “ cystic mass” with imperceptive wall Dx :
Non infective thyroglossal cyst Thyroglossal duct cyst Midline cyst , elevate with tongue protrusion
52
Infected thyroglossal cyst Modality Describe
CT scan axial neck with IV contrast Central density of cystic mass with enhanced thick wall & fat strand
53
Thyroid CA Uss :
Mass with mixed echogenicity in the right lobe of the thyroid & show high vascularity by the doppler
54
Mass in the glottis Can be - -
Laryngeal papilloma Laryngeal carcinoma
55
Enlarged LNs deep to sternocleidomustoid “ same density as the muscle” In radiology :
Cervical LAP
56
Any lesion behind the nose : ....... mass with mixed intensity in nasopharynx
Nasopharyngeal carcinoma Can lead to deafness , nose bleeding epistaxis
57
Clubbing with normal pelvis Dx : History of :
Papilla sloughed & close minor calyx History of diabetic , NSAIDs or sickle cell anemia Papillary necrosis
58
Acute tubular necrosis Describe Modality :
Kidney with white lines CT urography Hyperdense lines
59
Chronic pyelonephritis ( ..........) Describe CT Uss
Reflux nephropathy Rt kidney small kidney ( clubbing by IVU ) delayed in contrast excretion. Thin parenchyma ( cortex)
60
MRI T1 pelvis Endometrium ....
Grey
61
Hydrosalpinx by Hysterosalpingiogram Indicate :
Chronic obstruction
62
Endometrial heterogenicity indicate
Endometrial carcinoma
63
MRI T2 sagital pelvis Transition zone widening : Mass at cervix Potato like mass hypointense
Adenomyosis Cervical Carrcinoma Uterine fibroid
64
Calcification near pelvis “ femuro or illiac bone ” Indicate : Describe
Chondrosarcoma Exophytic growth arising form bone
65
Bone cyst Characters
Lytic lesion At metaphysis Children Humerus or femur Cortical thinnig without destruction
66
Osteoclastoma Common site
Epiphysis Soap bubble appearnace
67
DDX of lung cavity “ cavity inside opacification”
Air fluid level = abscess Secondary TB , cancer
68
Round opacification inside cavity
Aspergilloma “ mycetoma” Crescent sign !
69
Multiple hypodense serpiginous lesions in the liver History of jaundice & itching Dx: Next step :
Biliary obstruction MRCP or ERCP
70
ERCP Showing multiple filling defect at common bile duct with dilation Indicate
Multiple common bile duct stones
71
ERCP Shouldering & apple core Dx: Management :
Cholangiocarcinoma stent
72
CT abdomin axial with IV contrast Splenic laceration Describe
Linear hypodense lesion in spleen
73
CT abdomen axial with IV contrast Contrast extravasation in spleen
Active bleeding in the spleen
74
Hemiperitoniem & subcapsular hematoma of the spleen
CT abdomen axial with Iv contrast Density of blood occupying the peritonium & under capsule of spleen
75
Fragmented spleen Shattered spleen Management :
Spleenectomy
76
Splenic devascularization Modality Describe
CT abdomen axial with IV contrast Non enhanced area in the spleen with cut off line with normal tissue
77
Hepatic contusion Modality Describe
CT abdomen axial with IV contrast Hypodense less defined lesion lesion in the liver
78
CT abdomen axial with Iv contrast Density of blood in the peritoneum & under capsule of spleen Well defined hypodense lesion in the liver & linear hypodense lesion in the liver Dx
Hemiperitonieum , subcapsular hematoma of the spleen , Hepatic laceration with hematoma
79
Multiple hepatic linear hypodense lesions
Multiple hepatic laceration

Radiology (8 decks)

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