Items tagged “emergency”

74 results found
Article

Gout

Gout is a crystal arthropathy due to deposition of monosodium urate crystals in and around the joints. Epidemiology Typically occurs in those above 40 years. There is a strong male predilection of 20:1, with this predilection more pronounced in younger and middle-aged adults. In the elderly, t...
Article

Lead poisoning

Lead poisoning or plumbism refers to the multi-organ toxicity exerted by exposure to lead. Manifestations differ based on a myriad of features including chronicity, exposure intensity, and age. Neurologic toxicity and hematologic toxicity are common features. Clinical manifestations vary, rangin...
Article

Pulmonary embolism

Pulmonary embolism (PE) refers to embolic occlusion of the pulmonary arterial system. The majority of cases result from thrombotic occlusion, and therefore the condition is frequently termed pulmonary thromboembolism which is what this article mainly covers. Non-thrombotic pulmonary emboli sour...
Article

Scaphoid fracture

Scaphoid fractures (i.e. fractures through the scaphoid bone) are common, in some instances can be difficult to diagnose, and can result in significant functional impairment. Epidemiology Scaphoid fractures account for 70-80% of all carpal bone fractures 1. Although they occur essentially at a...
Article

Raccoon eyes sign (base of skull fracture)

Raccoon eyes sign (or panda eyes in the UK and Ireland) refers to periorbital ecchymosis with sparing of the tarsal plate 3 and is a physical examination finding indicative of a base of skull fracture of the anterior cranial fossa. However it is not pathognomonic for trauma, and there are sever...
Article

Shoulder dislocation

The shoulder dislocation (more accurately termed a glenohumeral joint dislocation) involves separation of the humerus from the glenoid of the scapula at the glenohumeral joint. This article contains a general discussion on shoulder dislocation. For specific dislocation types please refer to the...
Article

Pericarditis

Pericarditis is defined as inflammation of the pericardium. It is normally found in association with cardiac, thoracic or wider systemic pathology and it is unusual to manifest on its own. Epidemiology Associations camptodactyly arthropathy coxa vara pericarditis syndrome Diagnosis The diag...
Article

Elbow dislocation

Elbow dislocation is the second most common large joint dislocation in adults and the most common in children.  Epidemiology Elbow dislocations are common and account for 10-25% of all elbow injuries in the adult population 1. They are the most common dislocation in children 4. Associations ...
Article

Pneumopericardium

Pneumopericardium represents gas (usually air) within the pericardium, thus surrounding the heart.  Pathology Etiology Underlying causes include: positive pressure ventilation thoracic surgery/pericardial fluid drainage penetrating trauma blunt trauma (rare) infectious pericarditis with ...
Article

Cardiac tamponade

Cardiac tamponade is the result of an accumulation of fluid, pus, blood, gas, or benign or malignant neoplastic tissue within the pericardial cavity, which can occur either rapidly or gradually over time, but eventually, results in impaired cardiac output. This is to be distinguished from a per...
Article

Pulled elbow syndrome

Pulled elbow (also known as nursemaid's elbow) is a subluxation of the radial head into the annular ligament, which usually spontaneously or easily reduces and rarely demonstrates abnormal radiographic features. If the clinical presentation is atypical, pulled elbow should be distinguished from ...
Article

Gallbladder perforation

Gallbladder perforations are a serious complication of acute cholecystitis and represent an advanced stage of the disease. They tend to occur in an elderly and/or comorbid demographic and carry higher rates of morbidity and mortality. Clinical presentation Symptoms and clinical signs are varia...
Article

Emergency CT head (mnemonic)

A useful mnemonic which is used to read an emergency head CT scan is: Blood Can Be Very Bad Mnemonic Using a systematic approach will help to ensure that significant neuropathology will not be missed. B: blood look for epidural hematoma, subdural hematoma, intraparenchymal hemorrhage, intra...
Case

Ruptured renal artery aneurysm managed with autotransplantation

 Diagnosis certain
Jan Frank Gerstenmaier
Published 10 Mar 2013
98% complete
CT
Article

Acute vs chronic ischemic stroke (CT)

Differentiating between acute and chronic infarction on a CT brain is an important skill for many health professionals particularly in the emergency setting: pathology acute: cytotoxic edema chronic: encephalomalacia; Wallerian degeneration hypoattenuation acute: more dense than CSF chroni...
Article

Elbow joint effusion

An elbow joint effusion is a key finding to recognize on an elbow radiograph and should be used as a trigger to search for a fracture.  Finding an effusion  Recognizing an elbow joint effusion on lateral radiographs is an essential radiology skill. While the fluid itself is not discretely seen...
Article

Retroperitoneal hemorrhage

Retroperitoneal hemorrhage can be a source of significant yet occult blood loss. Terminology Some articles conflate and/or confuse retroperitoneal hemorrhage and Wunderlich syndrome 5. However Wunderlich syndrome refers primarily to bleeding around the kidney, not the retroperitoneum in genera...
Article

Abdominal aortic aneurysm rupture

Abdominal aortic aneurysm (AAA) rupture is a feared complication of abdominal aortic aneurysm and is a surgical emergency. It is part of the acute aortic syndrome spectrum. Epidemiology Abdominal aortic aneurysms are common and affect ~7.5% of patients aged over 65 years 6. Clinical presentat...
Case

Traumatic small bowel injury

 Diagnosis certain
Andrew Dixon
Published 04 Nov 2013
83% complete
CT
Article

Hemoptysis

Hemoptysis (plural: hemoptyses) refers to coughing up of blood. Generally, it appears bright red in color as opposed to blood from the gastrointestinal tract which appears dark red. It is considered an alarming sign of a serious underlying etiology. Terminology A variety of clinical classifica...

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