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AAA OF PSEUDOANEURYSM

Case 1825461
Vascular/Lymphatic › Vascular
old female
4 CR images
AAA of pseudoaneurysm CT abd - large AAA with pseudoaneurysm on right lateral side of aneurysm U/S - demonstrates the AAA
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LYMPHOMA

Case 1826221
GU › Neoplasm
old male
3 images
Lymphoma CT abd - infrarenal periaortic mass encasing aorta and proximal iliac arteries
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RENAL CELL CARCINOMA

Case 1826254
GU › Neoplasm
63 year old female
4 images
renal cell carcinoma CT abd - large inhomogeneous exophytic left renal mass with peripheral calcifications; left renal vein filling defect - thrombus RCC predisposed tobacco VHL acquired cysts from renal failure multiple - VHL (bilat 1-3% … [view case]
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ADRENAL MASS

Case 1826277
GU › Neoplasm
old male
adrenal mass CT abd - large heterogeneous nonenhancing right supra renal mass U/S - heterogeneous echogenic mass
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HYDATID CYST LIVER

Case 1828642
GI › Infection
27 year old male
2 images
hydatid cyst liver MR Abdomen: • T1W1 -> low intensity lesion left lobe liver, septations present •T2W1 -> high intensity lesion now with septations better seen coursing through cystic mass 1. Echinococcus granulosis • life cycle -> dogs are chill mediators w … [view case]
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OSTEOCHONDRITIS DISSECANS - TALUS

Case 1828724
MSK › Trauma
76 year old female
1 image
osteochondritis dissecans - talus • A-P tomogram left foot - subchondral lucent lesion of lateral talar dome - central area of increased density (bony fragment) 1) Transchondral fractures involving the talus • osteochondritis dissecans • usually involves the med … [view case]
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FOCAL FATTY INFILTRATION

Case 1829020
GI › Metabolic
old female
2 images
Focal Fatty Infiltration CASE A • multiple low density lesions within liver • nodular in shape • do not appear to distort hepatic vasculature CASE B • multiple fan-shaped areas of low attenuation within liver Asymptomatic two cases (please look at case A first) FOCAL … [view case]
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ACUTE APPENDICITIS

Case 1829242
GI › Infection
55 year old male
5 images
acute appendicitis • marked thickening of the cecum and possibly the terminal ileum • extraluminal fluid collection • thickening of anterior pararenal fascia
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UGI BLEED FROM LEFT GASTRIC ARTERY TREATED W…

Case 1836316
Vascular/Lymphatic › Vascular
70 year old male
4 Angio images
Upper GI bleed Left gastric artery injection shows active extravasation of contrast. Post pitressin, there is no more bleeding.
02/19/2007.
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HEMATOBILIA

Case 1836486
Vascular/Lymphatic › Vascular
old
3 Angio images
Hematobilia Active extravasation into CBD from hepatic artery injection successfully embolized
02/19/2007.
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UPPER GI BLEED DUE TO PEPTIC ULCER UNSUCCESS…

Case 1836684
Vascular/Lymphatic › Vascular
old
6 Angio images
02/19/2007.
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UGI BLEED DUE TO DUODENAL ULCER TREATED WITH…

Case 1837208
Vascular/Lymphatic › Vascular
old
5 images
02/19/2007.
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UGI BLEED DUE TO DUODENAL ULCER

Case 1837234
Vascular/Lymphatic › Vascular
old
5 Angio images
02/19/2007.
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OSTEOMYELITIS

Case 1553086
MSK › Infection
13 year old male
9 images (CT, CR, MR)
Osetomyelitis lower tibia
By Aileen Isaac, Other Health Care Professional
02/19/2007.
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PROBABLE LYMPHOMA

Case 1529962
Face/Neck › Neoplasm
63 year old female
probable lymphoma C.T. contrast reveals a 1.5 cm low attenuation mass with peripheral enhancement in the right submandibular triangle, just anteroinferior to the submandibular gland. The margins of this mass are ill defined suggesting inflammatory change or infiltration of the surrou … [view case]
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DORSAL PATELLA DEFECT

Case 1529978
MSK › Normal/Variants
old female
dorsal patella defect Well defined ovoid osteolytic lesion involving the postero- and superolateral aspect of the patella, extending to the subchondral bone plate. The lesion margin is somewhat sclerotic. Three lesions commonly affecting the patella include dorsal defect of t … [view case]
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ECHINOCOCCOSIS

Case 1530046
MSK › Infection
old
echinococcosis Multiloculated, bubbly, expansile lesion involving essentially the entire humerus. There is focal cortical disruption in the lower diaphysis. No soft tissue mass is identified. Echinococcosis is produced by the larval stage of E. granulosus (less commonly E. m … [view case]
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SPLENIC INFARCTION

Case 1530057
GI › Other
78 year old male
splenic infarction CT of the abdomen with contrast demonstrating a large low-attenuation lesion in the spleen. Incidentally noted are small bilateral pleural effusions. Splenic Infarctions - most common cause of splenic lesions Causes 1. Bacterial endocarditis (responsible i … [view case]
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DUODENAL ULCER PERFORATION WITH FREE AIR

Case 1530078
GI › Other
old
duodenal ulcer perforation with free air Supine radiograph demonstrating numerous dilated loops of small bowel with a double wall sign. CT of the abdomen shows free air anterior to stomach below the diaphragm. Signs of Free Intraperitoneal Air on Supine Radiographs 1. Double … [view case]
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CROHN'S DUODENITIS/ILEITIS

Case 1530795
GI › Infection
19 year old male
Crohn's duodenitis/ileitis UGI and SB series demmonstrating marked fold thickening in the proximal duodenum through to the second portion. There is associated marked narrowing of the duodenum with small ulcerativus. In addition there is fold thickening, narrowing and small ulceratio … [view case]
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ADULT POLYCYSTIC KIDNEY DISEASE

Case 1530837
GU › Neoplasm
old male
2 images
adult polycystic kidney disease CT of abdomen with and without contrast demonstrating multiple well-defined cysts with both the left and right kidneys with overall enlargement of both kidneys. In addition, there are small cysts visualized within the body and tail portions of the panc … [view case]
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COLONIC DIVERTICULITIS WITH SMALL PERICOLONI…

Case 1530817
GI › Infection
79 year old female
colonic diverticulitis with small pericolonic abscess Barium enema demonstrating narrowing of the sigmoid colon with multiple diverticula in sigmoid and distal descending portion. Appears to be a mass just medial to sigmoid colon causing slight extrinsic compression. CT of the pelvis … [view case]
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PSEUDOMEMBRANOUS COLITIS

Case 1530924
GI › Infection
old
pseudomembranous colitis PSEUDOMEMBRANOUS COLITIS Etiologic Agent: cytoxin produced by Gram-negative Clostridium difficle Predisposed: a) complication of Alx tx. with tetracycline, penicillin, ampicillin, amoxicillin, clindamycin, lincomycin, cephalosporins. b) Following … [view case]
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INTUSSUSCEPTION

Case 1530946
GI › Other
old female
intussusception Abdominal USG demonstrating concentric rings of hypoechoic and hyperechoic layers C/W donut or bull's eye sign seen on transverse sections of SB. Longitudinal scan demonstrates the intusseptum invaginating into the intussuscipiens. Pylorus is normal. SB series confir … [view case]
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ALCOHOLIC GASTRITIS

Case 1530990
GI › Infection
old male
alcoholic gastritis UGI and SB follow-through demonstrating marked thickening and enlargement of gastric folds with extension across the duodenal bulb to involve the proximal portion of the duodenum. A. Gastritis - 1) Peptic, 2) ETOH, 3) Corrosive, 4) Hypertrophic, 5) Infectio … [view case]
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OSLER WEBER RENDU

Case 1530997
Chest › Congenital
32 year old male
osler weber rendu CT of the brain with and without contrast demonstrates an enhancing mass in the superior portion of the right parietal lobe with associated edema. PA CXR demonstrates a nodular density in the RLL that appears to have a feeding vessel. Pulmonary arteriogram demonstr … [view case]
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CHANCE FRACTURE, L4

Case 1531002
Spine › Trauma
old female
chance fracture, l4 IVU demonstrating normal ureters bilaterally. AP view demonstrates fracture through the right transverse process of L3 and suggestion of a fracture through the transverse process of L4 on the right, with extension through the L4 vertebral body. Lateral image show … [view case]
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CORROSIVE STRICTURE

Case 1531039
GI › Other
34 year old male
corrosive stricture long, irregular stricture of mid-esophagus • proximal dilitation •Corrosive agents - lye (sodium hydroxide), washing soda (sodium carbonate), household cleaners, iodine, silver nitrate, household bleaches, clinitest tablets. •Location of stricture - middle … [view case]
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PSEUDOMEMBRANOUS COLITIS

Case 1531052
GI › Infection
59 year old male
pseudomembranous colitis • Thickened bowel wall involving predominately the ascending and descending colon • ? intramural gas seen within ascending colon wall • No free fluid or air identified Pseudomembranous colitis (PMC) is caused by overgrowth of C. difficile. Toxin indu … [view case]
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BRONCHOGENIC CARCINOMA (SMALL CELL)

Case 1531102
Chest › Neoplasm
80 year old female
Bronchogenic carcinoma (small cell) Comparison of two CXR's done approximately one year apart demonstrates enlargement of RLL mass. CT confirms mass in the azygoesophageal recess. Biopsy confirmed this to be small cell carcinoma. BRONCHOGENIC CARCINOMA Small cell undifferent … [view case]
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REFLUX NEPHROPATHY

Case 1531110
GU › Other
27 year old male
2 images
reflux nephropathy IUP demonstrating thinning of the cortex of the left kidney in the upper pole region along with marked blunting of the upper pole calyces. Reflux Nephropathy = chronic atrophic pyelonephritis = ascending bacterial urinary tract infection secondary to reflux … [view case]
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PROBABLE NEUROPATHIC JOINT 2° TO DIABETES ME…

Case 1531164
MSK › Other
65 year old male
probable neuropathic joint 2° to diabetes mellitus Bone destruction, bone overgrowth and disorganization at the ankle joint Neuropathic or Charcot Joint Progressive joint destruction occurs in a neuropathic joint because the joint is rendered unstable by inaccurate muscle act … [view case]
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RHEUMATOID ARTHRITIS (HAND)

Case 1581954
MSK › Infection
45 year old female
rheumatoid arthritis (hand) • Osteopenia • Soft tissue swelling • Narrowing of PIP, 1st carpal-metacarpal joint, radiocarpal joint • Marginal erosions (ulnar, styloid, distal proximal phalynx) • Subluxation right metacarpal-phalyngeal joint RHEUMATOID ARTHRITIS Age: • … [view case]
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ADRENAL MYELOLIPOMA

Case 1530063
GU › Neoplasm
74 year old male
2 images
Adrenal myelolipoma CT of the abdomen with contrast demonstrating large low-attenuation mass right adrenal gland. Mass is mostly composed of fat according to negative Hounsfield units. Left adrenal gland appeared normal. Adrenal Myelolipoma - rare benign tumor composed of hematopoietic cells and fat similar to bone marrow
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TYPHLITIS

Case 1825402
GI › Infection
49 year old female
4 images
Typhlitis There is circumferential wall thickening of the cecum, ascending colon and hepatic flexure, and to a lesser extent the descending colon. Additionally, there is streaking of the pericecal fat and thickening of the lateral conal fascia. No abscess formation or intramural ai … [view case]
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LIVER CONTUSION AND INTRAPERITONEAL HEMORRHA…

Case 1825428
GI › Trauma
old female
2 images
liver contusion and intraperitoneal hemorrhage Abdominal CT scan demonstrates free intraperitoneal fluid. CT numbers of 40 indicate that this is most likely blood. The scan also shows abnormal low attenuation in the liver compatible with hematoma contusion. No other organ injury is noted.
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DIVERTICULITIS WITH ABSCESS

Case 1825486
GI › Infection
42 year old male
4 images
CT pelvis shows a tiny calcified concretion, likely inspissated stool. Adjacent to this in the thickened sigmoid colon, gas delineates a track into a 4cm mesenteric abscess. Thickening of the lateral conal fascia is present. However, a normal appendix is present in a retroceal location.
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URETERAL STRICTURE

Case 1825492
GU › Other
18 year old female
2 images
ureteral stricture 4 mm filling defect in left proximal ureter not causing any significant obstruction At retrograde pyelogram, no definite obstruction was seen. A stricture was visualized in proximal ureter and dilatation was performed.
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TESTICULAR TORSION

Case 1825518
GU › Neoplasm
old male
3 images
testicular torsion Acute Torsion - cold area replaces testes - Nubbin sign - amputation of spermatic cord Missed Torsion > 24 hours - doughnut sign decreased testicular activity rim of activity is ?? reperfusion
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CONED CECUM

Case 1825697
GI › Infection
24 year old female
2 images
coned cecum Mucosal irregularity, narrowing of cecum on film from 2/12/77. Mild terminal ileum involvement. Near complete resolution on 3/15/77. Differentiating Points Crohn's - TI involved more than cecum TB - colon involvement greater than TI; usually have pulmonary TB; … [view case]
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SPINAL CORD AVM

Case 1825740
Spine › Congenital
74 year old male
5 images
spinal cord avm
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GUINEA WORM INFESTATION

Case 1828766
MSK › Other
old
3 images
guinea worm infestation DIFFERENT PATIENTS • Right ribs, left foot and knee radiographs demonstrate multiple serpinginous calcifications coiled within the soft tissue Parasites that are present as calcifications within the soft tissues • Cysticerosis (tacnia solium) - … [view case]
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UGI BLEED FROM LEFT GASTRIC ARTERY TREATED W…

Case 1837126
Vascular/Lymphatic › Vascular
old
3 Angio images
02/19/2007.
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UGI BLEED FROM PEPTIC ULCER DISEASE

Case 1837140
Vascular/Lymphatic › Vascular
old
2 images
02/19/2007.
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DUODENAL ULCER BLEED TREATED WITH GELFOAM

Case 1837164
Vascular/Lymphatic › Vascular
old
4 Angio images
02/19/2007.
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AMEBIC ABSCESS

Case 1829011
GI › Infection
42 year old male
2 images
amebic abscess CT Abdomen: • large cystic appearing mass in right lobe liver • nodular wall with septations present Chest Radiograph (different patient) • elevation of right hemidiaphram with lower lobe consolitation AMEBIASIS - primary infection of colon by protozoan … [view case]
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CARCINOID

Case 1829037
Chest › Neoplasm
45 year old male
2 images
carcinoid • Endobronchial lesion within bronchus intermedius • Atelectasis right base CARCINOID • 4 Types of "bronchial adenomas": - carcinoid, adenoid cystic, mucoepidermoid, true mucous gland adenoma - 2-5% of all prinary lung lesions - 90% carcinoi … [view case]
1 comment
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RETROPERITONEAL LIPOSARCOMA

Case 1829048
GU › Neoplasm
37 year old female
3 images
retroperitoneal liposarcoma - KUB demonstrating a large mass in the left lower quadrant that appears lucent causing displacement of bowel medially - IUP and SB series confirms medial deviation of left ureter, and displacement of bowel to the right Retroperitoneal Liposarcoma … [view case]
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ESOPHAGEAL PSEUDODIVERTICULOSIS

Case 1829234
GI › Inflammatory
old
1 image
esophageal pseudodiverticulosis Multiple small barium filled outpouchings present diffusely throughout the esophagus Types of Esophageal Diverticulum 1. Zenker Diverticulum 2. Interbronchial diverticulum - traction diverticulum -> lymph nodes 3. Interaortico-bronc … [view case]
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UGI BLEED FROM LEFT GASTRIC ARTERY

Case 1836337
Vascular/Lymphatic › Vascular
70 year old male
3 Angio images
Hemorrhagic gastritis LGA injection shows active bleeding with pseudovein. Post pitressin, there is decreased bleeding.
02/19/2007.
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