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ROCO_81109

Initial clinical aspect on OPT

ROCO_81112

Intravenous contrast enhanced Computerized Tomogram demonstrating right atrial wall tumor which appears to be lobulated, irregular and of low attenuation.

ROCO_81130

Chest X-ray reveals a big round opacity in the right lung

ROCO_81132

Transvaginal ultrasound of uterus showing left ovaric mass containing ovular material.

ROCO_81166

MR T2 axial image showing contusion of the brainstem

ROCO_81170

Mimicker of IgG4-KD manifesting as renal pelvic lesion.63-year-old man with transitional cell carcinoma. Contrast-enhanced portal phase CT image shows diffusely enhancing wall thickening of right renal pelvis (arrow) and surrounding soft-tissue lesion (arrowhead). IgG4-KD = immunoglobulin G4-related kidney disease

ROCO_81172

Image LMEDand marked fragment, on which results will be shown (Figure5). Operations of image analysis and processing will be carried out in the marked area.

ROCO_81179

X-ray showing presence of subcutaneous gas formation

ROCO_81220

75-year-old man with amygdala enlargement and Rathke's cleft cyst.Sagittal 11C-methionine (Met) positron emission tomography/CT image showing no 11C-Met uptake in Rathke's cleft cyst, whereas physiological 11C-Met uptake is observed in pituitary gland in anterior part.

ROCO_81227

One month postoperative CT chest (axial view) showing normal tracheal walls and lumen.

ROCO_81229

Axial section at the level of inguinal region showing common femoral artery with thrombus in the anterolateral wall (t), residual blood flow in the posteromedial wall (r) of the artery and haematoma (h) superficial to the artery

ROCO_81232

Bone scintigraphy showing increased sacral uptake bilaterally (hollow arrows) and pubic bone (solid arrow).

ROCO_81247

Abdominal CT that evidences splenomegaly and displacement of the left kidney.

ROCO_81252

Abdominal computed tomography on admission revealing bilateral renal atrophy and a mass, 38 mm in diameter, in the right kidney.

ROCO_81266

Orthopantomograph showing no bony changes

ROCO_81268

Immediate postoperative anteroposterior radiographs demonstrating correct placement of the implant and normal anteversion

ROCO_81289

Helical CT for Case 2

ROCO_81292

Magnetic resonance images of 53-year-old woman with heterogeneous reticular pattern in non-tumor bearing parenchyma on hepatobiliary-phase imaging of liver.Pattern was detected 3 months after initiation of chemotherapy for colon cancer. After four cycles of chemotherapy with FOLFOX, variegated reticular parenchymal hypointensity on hepatobiliary phase image had newly developed in non-tumor bearing liver parenchyma.

ROCO_81302

Liver MRI with contrast medium (August 26, 2013). T1-weighted MRI in an axial plane; liver metastases in segments II and III before initiating second-line chemotherapy with mFOLFOX4 plus bevacizumab.

ROCO_81306

Computed tomographic scan of thorax at patient's initial visit. Results are highly suggestive of tumor.

ROCO_81316

Anterior whole-body image taken at 30 min after tracer injection showing kidneys (dotted arrow), liver (solid arrow), and urinary bladder (ball arrow) (adapted from [52]).

ROCO_81325

Chest X ray 2 months after the operation

ROCO_81326

Stenosis of the transverse colon did not develop during the enema.

ROCO_81330

CT showing a large heterogeneous mass of the thyroid gland

ROCO_81338

Initial computed tomography scan.

ROCO_81342

Abdominal CT-scan: splenomegaly and splenic infarction.

ROCO_81390

Panoramic view. Radiolucent lesion of the periapical area of a mandibular molar (white arrow).

ROCO_81407

Axial contrast-enhanced CT image shows absence of neck, body, and tail of the pancreas; there is a truncated head (black arrow)

ROCO_81416

Field emission scanning electron microscopy micrograph of the same replica (×10,000)

ROCO_81421

Coronal computed tomography scan of the maxillofacial region revealed a large mass with areas of necrosis involving the upper right gingival and the right hard palate with bone erosion of the upper jaw.

ROCO_81426

OPT of the patient during follow-up (1 year postextraction).

ROCO_81431

Magnetic resonance imaging image (a) short tau inversion recovery sequence, sagittal section showing the fracture line along with marrow edema and periosteal edema. (b) T2-weighted axial section at the level of the stress fracture showing irregular endosteal and periosteal surface with marrow and periosteal edema.

ROCO_81456

Acute arterial mesenteric ischemia. Contrast-enhanced MDCT 2D reconstruction on coronal plane in early phase: the CT shows the presence of emboli or thrombi as filling defect in the lumen of the artery. If they are small and peripherally localized, the identification can be difficult. The loops of injured small bowel are contracted in consequence of spastic reflex ileus and intestinal wall shows lacking of/poor enhancement. The mesentery is bloodless, due to reduction in caliber of the vessels and apparently in number

ROCO_81458

Appearances of the tibia 4 years following HTO and subsequent plate removal. The Triosite wedge was still visible radiologically.

ROCO_81463

Panoramic transverse view. Asterisk = thyroid gland, double arrows = left and right carotid artery and jugular vein, single arrow = tracheal cartilage, ideal puncture site in the anterior midline.

ROCO_81477

: Left Femur

ROCO_81500

Chest-computed tomography. Pericardial and pleural effusions marked by arrows.

ROCO_81507

After MIS-TLIF and percutaneous pedicle screw fixation was performed, immediate postoperation lumbar X-ray revealed tiny clips (note the white points) without obvious artifact

ROCO_81508

Sagittal slice of a magnetic resonance image showing retrognathia (arrow), the dorsum of the tongue in contact with the soft palate (arrowheads), and narrowing of the nasopharyngeal air passage.

ROCO_81516

Subsequent computed tomography after six months revealing quasi-normal aspect of kidneys.

ROCO_81532

Chest radiograph showing bilateral hyperinflation

ROCO_81536

Radiographic image showing tooth fragment in the lower lip

ROCO_81541

Tip of PICC in the right atrium approximately 5 cm distal to cavo-atrial junction as likely cause of NSVT in case 2.

ROCO_81543

T2-weighted brain MRI: Note periventricular hyperintensities in relation with CSF resorption.

ROCO_81545

Radiograph showing Tronzo type V transtrochanteric fracture.

ROCO_81562

Magnetic resonance image.Preoperative magnetic resonance imaging showed a well-circumscribed, unilocular 18 cm×14 cm×8 cm cystic lesion without skull or brain involvement.

ROCO_81573

Figure 1:CECT abdomen in case 1 showing the large right renal tumour with necrotic areas, abutting the liver.

ROCO_81609

Sagittal view of computed tomography scan of Plan 1 showing interrelationship of contoured volumes e.g. highrisk clinical target volume (HR-CTV) (brown), intermediate risk clinical target volume (IR-CTV) (orange), rectum (yellow), sigmoid colon (pink), bladder (blue), and urethra (violet)

ROCO_81621

Arterial spin labeling (ASL) image in a healthy volunteer (sagittal orientation, right lung). The spatial resolution is 3.9 × 3.9 × 10 mm, which allows for visualisation of the major and minor fissure. On the other hand the signal-to-noise ratio is low, making an detailed evaluation difficult

ROCO_81630

Axial CT after intravenous contrast injection: heterogeneous expansive process on the left retropharyngeal region involving the ipsilateral carotid space.

ROCO_81634

Coronal reformatted image of unenhanced CT scan showing the typical low density and negative attenuation (–19 HU) of a right adrenal mass with hyperdense foci of calcification.

ROCO_81640

CT scan of the abdomen on patient presentation demonstrating pneumobilia and pneumoperitoneum anterior to the liver

ROCO_81642

22-old-year male with pain and tenderness in the right maxillary lateral incisor diagnosed with dens invaginatus Type 2 in tooth 22 and double dens invaginatus in tooth 12. Intra-oral radiograph of tooth 12 shows the double dens invaginatus and the presence of two enamel lined invaginations (arrows).

ROCO_81643

Lateral view showing single femur and tibia

ROCO_81651

Angiogram of left anterior descending coronary artery demonstrating 80% stenosis of the proximal segment (black arrow).

ROCO_81652

CT imaging of the ballooning of the cyst after birth.

ROCO_81654

X-ray of the ankle in lateral view shows the angle of Gissane.

ROCO_81655

Follow-up radiograph at 3 years and 6 months post-surgery. The radiograph shows good remodeling and no involvement of the hip joint.

ROCO_81660

Contrast radiography of the biliary tract by PTGBD showed gallbladder stones (arrowhead) and common bile duct stones (arrow).

ROCO_81661

Compensated congenital scoliosis – 2 alternant hemivertebrae: T6 and T9 with 2 normal vertebrae between them

ROCO_81675

Mammography of the left breast showing a confined density in the retroareolar area.

ROCO_81679

Chest X-ray showing the port in correct position while the catheter is not shown here. The catheter had moved in the right atrium, from where it was removed fluoroscopically.

ROCO_81687

Barium esophagogram showing marked luminal narrowing at the gastroesophageal junction with bird beak configuration, consistent with achalasia.

ROCO_81694

Unenhanced CT: severe scoliosis of the lumbar spine and displacement and horizontal torsion of the left kidney to the midline (fine arrow). Marked dilatation of the pelvicaliceal system of the left kidney (thick arrow); no dilated ureter. Normal position of the right kidney; no dilatation of the excretory system.

ROCO_81700

Transthoracic echocardiogram: apical four‐chamber view with focus on the right atrium.

ROCO_81733

An axial T2 MRI showing the fatty atrophy and retraction of the right ilio-psoas tendon (arrow) all the way to the level of the sacro-iliac joint.

ROCO_81737

Cranial computed tomography shows location of ischemic stroke at chronic stage in left occipital lobe (white arrow)

ROCO_81738

Angio-scanner thoracique - défect endoluminal au niveau de l'artère lingulaire supérieure

ROCO_81739

Preoperative long-axis transthoracic echocardiogram shows the LV inferior aneurysm (arrow) and pericardial effusion.

ROCO_81755

Computed tomography scan showing extensive thrombosis of the inferior vena cava.

ROCO_81770

CT scan of the abdomen showing a large hypodense irregular margin lesion measuring 98 × 108 mm in the subscapular region of segments VI and VII, abutting part of the diaphragm

ROCO_81771

Damus–Kaye–Stansel shunt. Oblique coronal MIP image in a 14-year-old boy with a history of TGA shows the transected main pulmonary artery with connection to the ascending aorta by an end-to-side anastomosis (large arrow). Note the extra-cardiac Fontan shunt (small arrow; not opacified). A later phase image (not shown) demonstrated contrast opacification of the Fontan without thrombosis

ROCO_81778

MRI pelvis post-radiation, axial STIR/T2W FSE sequence showing edema of proximal leg muscles

ROCO_81792

Fluoroscopic image showing attempts to grab the loop of the long line in right atrium but the plane of jaws of the biopsy forceps were not getting into proper alignment with it

ROCO_81796

Positron emission tomography–computed tomography: There is radionuclide accumulation in the portion where the en bloc mass forms an esophageal tumor compressing the membranous portion of the trachea and lymph node metastasis is present, but there is no evidence of distant metastasis

ROCO_81798

Cholangiography showing the metallic stent placed at the stenosis site of the common bile duct.