Items tagged “emergency”

74 results found
Article

Mitral annular disjunction

Mitral annulus disjunction (MAD) is an anatomic abnormality involving the confluence of the left atrium, mitral valve annulus, and the base of the left ventricle. It is classically associated with the spectrum of myxomatous disease of the mitral valve and mitral valve prolapse (MVP).  Epidemiol...
Article

Lindegaard ratio

The Lindegaard ratio refers to the calculated ratio of the mean flow velocities in the middle cerebral artery and the ipsilateral extracranial internal carotid artery, as measured by transcranial Doppler 1. Its primary utility is, in the context of increased MCA velocities after subarachnoid hem...
Article

Pericapsular nerve group block (ultrasound-guided)

Pericapsular nerve group (PENG) blocks are one approach for delivering anesthesia to the hip joint. It is most commonly used in patients with fractures of the hip and bony pelvis 1.  Indications acetabular fractures 5 pubic rami fractures proximal femoral fractures intertrochanteric fractur...
Case

Obstructing isodense colloid cyst

 Diagnosis certain
Derek Smith
Published 30 Aug 2021
100% complete
MRICT
Article

Wrist arthrocentesis (ultrasound-guided)

Wrist arthrocentesis refers to the aspiration of an effusion in the radiocarpal joint. It serves primarily as a diagnostic modality to determine fluid composition, and may function secondarily to reduce pain associated with capsular stretch. The dynamic, ultrasound-guided technique will be descr...
Article

Takotsubo cardiomyopathy (diagnostic criteria)

Takotsubo cardiomyopathy, alternatively Takotsubo syndrome, is a primary acquired cardiomyopathy characterized by transient left ventricular dysfunction. Several sets of diagnostic criteria exist and are variably utile in various clinical and research settings. International Takotsubo Diagnosti...
Case

Normal shoulder anatomy (ultrasound)

 Diagnosis not applicable
David Carroll
Published 23 Dec 2021
63% complete
Ultrasound
Case

Anterior shoulder dislocation

 Diagnosis almost certain
David Carroll
Published 20 Jan 2022
80% complete
X-rayCTUltrasound
Case

Necrotizing fasciitis

 Diagnosis certain
David Carroll
Published 20 Jan 2022
95% complete
CTUltrasound
Case

Forearm nerve anatomy (ultrasound)

 Diagnosis not applicable
David Carroll
Published 28 Mar 2022
63% complete
Ultrasound
Article

Supraclavicular brachial plexus block (ultrasound)

A supraclavicular brachial plexus block is indicated for establishing sensory and motor blockade of the upper extremity, including the humerus, elbow, forearm, wrist and hand.  Indications necessity to provide analgesia of the upper extremity for: abscess incision and drainage elbow dislocat...
Article

Platypnoea-orthodeoxia syndrome

Platypnoea-orthodeoxia syndrome refers to the concomitant occurrence of dyspnea and hypoxemia, respectively, which are precipitated by assuming an upright position and alleviated by assuming a recumbent position 4. Clinical presentation As the name of the syndrome suggests, the hallmark clinic...
Article

Esophageal balloon tamponade device

An esophageal balloon tamponade device is a form of balloon catheter designed to exert direct pressure on bleeding gastro-esophageal varices in order to obtain hemostasis. It is considered a temporizing measure in hemodynamically unstable patients in whom endoscopic (or angiographic) interventio...
Case

Normal bedside echocardiogram (ultrasound)

 Diagnosis not applicable
Ronald Crandall
Published 05 Nov 2022
60% complete
Ultrasound