https://smallanimalultrasonography.com/neck-abscess-and-retropharyngeal-lymphadenopathy/https://smallanimalultrasonography.com/poster/c361e59e-0a42-420c-a88e-5db605a95b1e.jpgNeck abscess and retropharyngeal lymphadenopathyA thick-wall cavity filled with moderately and speckly fluid represents an abscess in this young cat. The medial retropharyngeal lymph node is enlarged, likely reactive.https://smallanimalultrasonography.com/video-file/c361e59e-0a42-420c-a88e-5db605a95b1e.mp41352022-11-25T16:42:34-05:00https://smallanimalultrasonography.com/septic-peritonitis-in-dogs/https://smallanimalultrasonography.com/poster/1597a1a6-1c61-4078-8bd0-a13afe900b7f.jpgSeptic peritonitis in three dogsUltrasound is a useful modality to confirm the presence of free gas and other signs of peritonitis, as in these three dogs with gastro-intestinal wall perforation.https://smallanimalultrasonography.com/video-file/1597a1a6-1c61-4078-8bd0-a13afe900b7f.mp41802021-04-01T12:33:38-04:00https://smallanimalultrasonography.com/splenorenal-shunts-in-cats-are-they-incidental/https://smallanimalultrasonography.com/poster/2815880d-e359-4edc-9721-4bdf2df4205a.jpgSplenorenal shunts in catsAs part of the new videos created exclusively for this membership platform, here is one describing the sonographic features of splenorenal shunts in cats, an interesting entity that generated a small buzz in our imaging community a couple of years ago.https://smallanimalultrasonography.com/video-file/2815880d-e359-4edc-9721-4bdf2df4205a.mp41492021-01-31T12:52:39-05:00https://smallanimalultrasonography.com/adopt-a-systematic-approch/https://smallanimalultrasonography.com/poster/004957c7-90f4-403a-87a5-1f92bede707d.jpgUsing a systemic approach when scanning the abdomenIn this video, Marc-André describes his patient preparation and sonographic approach for a systematic evaluation of the abdominal cavity with ultrasound [ narrated and annotated video, 9:55]https://smallanimalultrasonography.com/video-file/004957c7-90f4-403a-87a5-1f92bede707d.mp45952020-12-17T19:31:16-05:00https://smallanimalultrasonography.com/eye-injury-bb-pellets/https://smallanimalultrasonography.com/poster/404bf68e-1b85-4598-a42b-08efb4ee7f34.jpgEye injury: BB pelletsEye injuries from BB pellets can result in hyperechoic tract through an eye, and/or presence of small discrete bright interface with comet-tail artifact.https://smallanimalultrasonography.com/video-file/404bf68e-1b85-4598-a42b-08efb4ee7f34.mp4662020-08-14T10:27:22-04:00https://smallanimalultrasonography.com/using-a-systemic-approach-when-scanning-the-abdomen/https://smallanimalultrasonography.com/poster/004957c7-90f4-403a-87a5-1f92bede707d.jpgUsing a systemic approach when scanning the abdomenEffective scanning of the abdomen of dogs and cats requires a systematic approach that should be used consistently. This clip describes a standard approach in which all abdominal structures are examined in a specific order and discusses the benefits of intercostal windows. Patient preparation and imaging planes are also discussed.https://smallanimalultrasonography.com/video-file/004957c7-90f4-403a-87a5-1f92bede707d.mp45952020-06-29T13:19:14-04:00https://smallanimalultrasonography.com/splenorenal-shunts-in-cats/https://smallanimalultrasonography.com/poster/2815880d-e359-4edc-9721-4bdf2df4205a.jpgSplenorenal shunts in catsSplenorenal shunts are increasingly recognized in cats and are most often incidental. Their features on ultrasound and radiographs are discussed in this video.https://smallanimalultrasonography.com/video-file/2815880d-e359-4edc-9721-4bdf2df4205a.mp41492020-06-29T11:45:33-04:00https://smallanimalultrasonography.com/scanning-the-small-bowel/https://smallanimalultrasonography.com/poster/36dd69d8-720a-4629-848d-de1188f5c318.jpgScanning the small bowelIn this video, the normal anatomy of the small bowel of a dog is presented using a combination of schematic illustrations, and scanning tips. Also, simultaneous presentation of the displacement of the probe on the dog along with the corresponding ultrasound videoclips of the intestinal loops are useful landmarks for the viewer.https://smallanimalultrasonography.com/video-file/36dd69d8-720a-4629-848d-de1188f5c318.mp42642020-06-23T14:39:24-04:00https://smallanimalultrasonography.com/lipid-droplets-in-cats/https://smallanimalultrasonography.com/poster/6c70f473-0831-4456-bca3-121e1b8af1d2.jpgLipid droplets in catsLipid droplets are commonly encountered in the bladder of cats.They appear as ovoid, cyst-like structures suspended in the urine. They tend to move if the patient is changed in position.https://smallanimalultrasonography.com/video-file/6c70f473-0831-4456-bca3-121e1b8af1d2.mp4642020-06-08T14:51:13-04:00https://smallanimalultrasonography.com/metastasis-and-fnas/https://smallanimalultrasonography.com/poster/96f63bbf-11f3-4600-9946-2157ad055988.jpgPulmonary metastases and FNAsThis video presents the radiographic and ultrasonographic appearance of numerous pulmonary metastases that were sampled under ultrasound guidance. The final diagnosis was histiocytic sarcoma.https://smallanimalultrasonography.com/video-file/96f63bbf-11f3-4600-9946-2157ad055988.mp4852020-06-02T09:19:16-04:00https://smallanimalultrasonography.com/renal-metastases/https://smallanimalultrasonography.com/poster/00ac15fe-5b3d-4ee4-a4c7-f2d1fad182e1.jpgRenal metastasesRenal metastases are uncommon in dogs and cats and their sonographic features can mimic primary lesions and benign lesions such as complex cysts, granulomas or abscesses. Fine-needle aspirations or biopsies are often required for confirmation. This clip describes the features of renal metastases in different dogs with histiocytic sarcoma, lymphoma, hemangiosarcoma and pheochromocytoma.https://smallanimalultrasonography.com/video-file/00ac15fe-5b3d-4ee4-a4c7-f2d1fad182e1.mp41392020-05-29T12:38:46-04:00https://smallanimalultrasonography.com/paraprostatic-cyst/https://smallanimalultrasonography.com/poster/ee436805-9246-41af-a6a1-b2513ecbae02.jpgParaprostatic cystParaprostatic cysts are fluid-filled cavities originating from the prostate and expanding beyond the prostate when they are of large size. This video presents a case of very large paraprostatic cyst that could be confused with the bladder.https://smallanimalultrasonography.com/video-file/ee436805-9246-41af-a6a1-b2513ecbae02.mp41322020-04-30T13:46:50-04:00https://smallanimalultrasonography.com/chronic-hepatitis-and-cirrhosis-and-their-consequences-in-dogs/https://smallanimalultrasonography.com/poster/0be3b05c-ef64-4836-a859-d8a23df1fcc1.jpgChronic hepatitis and cirrhosis and their consequences in dogsChronic hepatitis can affect all breeds of dogs and eventually lead to cirrhosis. Its sonographic features can vary and several consequences such as portal hypertension, gallbladder wall edema and gastric ulcers can be detected. This video highlights the sonographic changes that can be assessed with ultrasound.https://smallanimalultrasonography.com/video-file/0be3b05c-ef64-4836-a859-d8a23df1fcc1.mp41282020-04-27T10:08:02-04:00https://smallanimalultrasonography.com/splenic-torsion/https://smallanimalultrasonography.com/poster/031f202f-3d20-48fa-9e04-e10a9cf3dcbd.jpgSplenic torsionMarked splenomegaly with diffuse lacey pattern and splenic thrombi are present in this torsed spleen.https://smallanimalultrasonography.com/video-file/031f202f-3d20-48fa-9e04-e10a9cf3dcbd.mp41032020-04-24T12:08:18-04:00https://smallanimalultrasonography.com/normal-pregnancy/https://smallanimalultrasonography.com/poster/bc5873ce-53a7-4fdc-b180-c82cfe2ffb6c.jpgNormal pregnancy: different stagesThis video includes different stages of normal pregnancy in 2 dogs and 1 cat.https://smallanimalultrasonography.com/video-file/bc5873ce-53a7-4fdc-b180-c82cfe2ffb6c.mp41322020-04-24T11:11:58-04:00https://smallanimalultrasonography.com/normal-adrenal-glands-in-dogs/https://smallanimalultrasonography.com/poster/62192c37-67c8-4c29-94b6-9082baead81f.jpgThe AdrenalsFinding the adrenals in dogs with ultrasound can represent a challenging task. Recognizing the regional anatomical structures is an essential part of this search as these represent important landmarks. In this narrated video, the regional anatomy is reviewed with 3D reconstruction from a corresponding CT acquisition fo the same dog.https://smallanimalultrasonography.com/video-file/62192c37-67c8-4c29-94b6-9082baead81f.mp43512020-04-23T12:35:42-04:00https://smallanimalultrasonography.com/pseudocyst/https://smallanimalultrasonography.com/poster/c6d26e8b-bbaa-4fc1-bb90-c513f3e9a883.jpgPseudocystA pseudocyst is the result of auto-digestion of part of the pancreas and it results in a cavitary lesion that in this dog deformed the pancreas and is surrounded by hyperechoic fat. The pancreas itself is thickened and hypoechoic.https://smallanimalultrasonography.com/video-file/c6d26e8b-bbaa-4fc1-bb90-c513f3e9a883.mp41692020-04-23T12:24:37-04:00https://smallanimalultrasonography.com/gastric-leiomyoma-dog/https://smallanimalultrasonography.com/poster/8f15228b-f7fe-435b-8799-46341d710e44.jpgGastric leiomyoma in a dogLarge eccentric mass originating from the cardia region of the stomach is distording the gastric wall. It was confirmed to be a gastric leiomyomahttps://smallanimalultrasonography.com/video-file/8f15228b-f7fe-435b-8799-46341d710e44.mp41102020-04-21T16:07:35-04:00https://smallanimalultrasonography.com/the-adrenals/https://smallanimalultrasonography.com/poster/62192c37-67c8-4c29-94b6-9082baead81f.jpgThe AdrenalsThis video describes the anatomy of the adrenal glands and the anatomical landmarks using 3D-reconstructed images obtained from a normal Beagle dog that was scanned with CT, with the corresponding ultrasound videoloops. [narrated and annotated video, 5:51]https://smallanimalultrasonography.com/video-file/62192c37-67c8-4c29-94b6-9082baead81f.mp43512020-04-16T13:52:27-04:00https://smallanimalultrasonography.com/peripheral-nerve-sheath-tumor-in-a-dog/https://smallanimalultrasonography.com/poster/9d772d67-7e3c-457f-bbce-5e137e7917dc.jpgPeripheral nerve sheath tumor in a dogWhile CT and MRI are most often used to investigate neuropathies in dogs and cats, ultrasound can be used a first step, especially if a mass is palpated or pain localized to an ultrasound-accessible area. Ultrasound is also a useful complementary tool to guide fine-needle aspirations or biopsies once a nerve lesion has been identified with CT or MRI.https://smallanimalultrasonography.com/video-file/9d772d67-7e3c-457f-bbce-5e137e7917dc.mp41002020-04-15T14:45:37-04:00https://smallanimalultrasonography.com/joint-neoplasia/https://smallanimalultrasonography.com/poster/7be71623-1e60-4e48-b19c-42407f5cb262.jpgJoint neoplasiaUltrasound is a useful modality to investigate areas of osteolysis or new bone formation. In this dog, ultrasound allowed to confirm the presence of periarticular osteolysis and abnormal soft tissue thickening that was confirmed to represent synovial sarcoma.https://smallanimalultrasonography.com/video-file/7be71623-1e60-4e48-b19c-42407f5cb262.mp4672020-04-15T14:10:59-04:00https://smallanimalultrasonography.com/normal-shoulder-dog/https://smallanimalultrasonography.com/poster/e81dec36-360d-4330-9e8b-67cd756d7477.jpgNormal shoulder: Scanning Technique & Anatomy (dog)Shoulder pathologies are common in dogs. Their ultrasound diagnosis can be challenging due to the complex anatomy of the soft tissues and bones in that region. This video describes the approach to the anatomical structures that are accessible and that can be the source of the lameness.https://smallanimalultrasonography.com/video-file/e81dec36-360d-4330-9e8b-67cd756d7477.mp42272020-04-15T13:22:36-04:00https://smallanimalultrasonography.com/septic-peritonitis-in-three-dogs/https://smallanimalultrasonography.com/poster/1597a1a6-1c61-4078-8bd0-a13afe900b7f.jpgSeptic peritonitis in three dogsUltrasound is a useful modality to confirm the presence of free gas and other signs of peritonitis, as in these three dogs with gastro-intestinal wall perforation.https://smallanimalultrasonography.com/video-file/1597a1a6-1c61-4078-8bd0-a13afe900b7f.mp41802020-04-14T16:03:54-04:00https://smallanimalultrasonography.com/idiopathic-fat-necrosis-bates-body/https://smallanimalultrasonography.com/poster/2a9b0d12-69d6-4bef-8c24-cd996b259b2f.jpgIdiopathic fat necrosis (Bate’s body)Idiopathic fat necrosis can be confused on radiographs or ultrasound for a foreign body, a tumour or other significant lesion. Let's see how it shows on ultrasound.https://smallanimalultrasonography.com/video-file/2a9b0d12-69d6-4bef-8c24-cd996b259b2f.mp4832020-04-14T15:55:24-04:00https://smallanimalultrasonography.com/adrenal-adenoma-and-adenocarcinoma-in-dogs/https://smallanimalultrasonography.com/poster/da6af66e-949c-458e-867a-0b68bbf0378a.jpgAdrenal adenoma and adenocarcinoma in dogsAdrenal adenomas or adenocarcinomas can result in variable sonographic changes. These masses may be functioning, secreting excessive cortisol that results in a Cushing's syndrome, although some of these tumors can be found incidentally.https://smallanimalultrasonography.com/video-file/da6af66e-949c-458e-867a-0b68bbf0378a.mp41202020-04-06T17:40:56-04:00https://smallanimalultrasonography.com/pyelonephritis-in-a-cat/https://smallanimalultrasonography.com/poster/29f87ebb-a4e5-493a-91f4-f660d84dc39d.jpgPyelonephritis in a catAcute infectious pyelonephritis exhibits characteristic signs on ultrasound and when these are present, a presumptive diagnosis can be made while waiting for the results of urine culture sampled by cystocenthesis or pyelocenthesis.https://smallanimalultrasonography.com/video-file/29f87ebb-a4e5-493a-91f4-f660d84dc39d.mp4922020-04-06T12:00:56-04:00https://smallanimalultrasonography.com/congenital-portocaval-shunt-in-puppy/https://smallanimalultrasonography.com/poster/bb865e39-550c-4556-9e18-e395dc5dfbcb.jpgCongenital portocaval shunt in puppyPortosystemic shunts can be congenital in dogs and cats or the result of sustained portal hypertension. They can greatly vary in morphology, with different origin and termination. Ultrasound is a useful modality to detect direct and indirect signs of portosystemic shunting. The main features of congenital extrahepatic portosystemic shunts are discussed in this video.https://smallanimalultrasonography.com/video-file/bb865e39-550c-4556-9e18-e395dc5dfbcb.mp42112020-03-31T15:11:58-04:00https://smallanimalultrasonography.com/gallbladder-mucoceles-in-dogs/https://smallanimalultrasonography.com/poster/f1dc6c2f-2e13-4217-92c2-921f4256d5e8.jpgGallbladder mucoceles in dogsGallbladder mucoceles share typical features that facilitate their identification on ultrasound. The degree of mucus filling the gallbladder must be assessed and sonographers should be aware of signs of rupture. For additional insight on the indications for surgery, click here.https://smallanimalultrasonography.com/video-file/f1dc6c2f-2e13-4217-92c2-921f4256d5e8.mp41202020-03-31T14:51:34-04:00https://smallanimalultrasonography.com/image-formation-and-other-principles/https://smallanimalultrasonography.com/poster/38740a80-1b30-45e6-86d1-20736a7db81b.jpgImage formation and other principlesUnderstanding ultrasound image formation is essential for accurate recognition of the normal anatomy and detection of pathologies. What constitutes an ultrasound pulse? How does it interact with tissues to form echos and ultimately a recognizable image? What is spatial resolution and how does it affect lesion perceptibility?https://smallanimalultrasonography.com/video-file/38740a80-1b30-45e6-86d1-20736a7db81b.mp41962020-03-25T17:08:00-04:00