This tag is associated with 64 posts

Left Ventricular Free Wall Rupture

History: 70 year old male with abdominal pain status post cholecystectomy This is a case of acute contained left ventricular free wall rupture diagnosed on a CT scan of the abdomen and pelvis obtained for abdominal pain. The patient had a myocardial infarction two days prior. The table below details the mechanical complications of myocardial … Continue reading

Solution to Unknown Case #38 – Esophageal Bronchus

History: Adult male with chest pain.  This is a case of an esophageal bronchus, which is a congenital foregut abnormality sometimes also referred to as communicating bronchopulmonary foregut malformation. An esophageal bronchus typically feeds the medial basal segment of the right lower lobe and puts the patient at risk for recurrent pneumonia in that segment. … Continue reading

Unknown Case #38 – CT Chest Male with Chest Pain

History: Male with chest pain.  What is your diagnosis for this patient with chest pain? Comment and share below! Find the answer to this case here.

Premature Insulation Failure In Recalled Riata Implantable Cardioverter Defibrillator

History: 65 year old male with chest pain.  This is a case of premature insulation failure in an implantable cardioverter defibrillator wire. Below is a gross picture of the failed wire. Many studies have been done on this ICD, which is called the Riata from St. Jude Medical, Inc, and have shown that insulation failure … Continue reading

Pericardial Cyst

History: Male with chest pain.  This is the classic location and appearance of a pericardial cyst, which is an outpouching of the parietal pericardium that collects simple fluid. Pericardial cysts represent 6% of mediastinal masses. See the differential diagnosis of caridophrenic angle masses here.

Solution to Unknown Case #33 – Ductus Bump or Ductus Diverticulum

History: male involved in high speed motor vehicle accident with chest pain.  This is a good example of a ductus diverticulum, or ductus bump. A ductus diverticulum is a focal smooth outpouching of the aortic wall at the aortic isthmus where the obliterated ductus arteriosus (the ligamentum arteriosum) is attached to the aorta. The ductus … Continue reading

Unknown Case #33 – High speed motor vehicle accident

History: male involved in high speed motor vehicle accident with chest pain. What is your diagnosis? Comment and share below! Thanks to Justin Tan, M.D. for these images.

CT of the Chest Soft Tissue Windows Axial Anatomy

The follow slides are from WikiRadiography (WetPaint) here.

Solution to Unknown Case #23 – Empyema (loculated pleural effusion)

History: Child with cough.  This is the appearance of an empyema on a lateral decubitus chest radiograph. Pleural effusions are classified as either transudative (simple fluid) or exudative (complex fluid containing pus, blood, or protein). On ultrasound, transudative pleural effusions are anechoic and simple appearing, whereas exudative pleural effusions are complex appearing with echogenic debris and … Continue reading

Unknown Case #23 – Pediatric Lateral Decubitus Chest Radiograph

History: Child with cough.  What is your diagnosis? Comment and share below!