…Inadequate ventilation with a rising pCO₂ and respiratory acidosis, or a markedly increased work of breathing with impending exhaustion. Threatened airway obstruction: inhalation injury, anaphylaxis…

…status, clinical severity, evidence of right ventricular (RV) dysfunction, and myocardial injury. This classification is central to determining the intensity of monitoring, supportive treatment, anticoagulation…

…lesions can cause acute severe regurgitation, a left to right shunt, tamponade, or sudden loss of effective cardiac output. Their recognition is essential because treatment…

…Gufoni manoeuvre for treatment. Contraindications Absolute: Unstable cervical spine injury, recent cervical spine surgery, atlantoaxial instability, severe rheumatoid arthritis of the neck. Symptomatic carotid stenosis…

…effect varies tenfold between individuals, and the only way to find the right level is to give a small dose, wait until it has worked…

…impaired renal venous outflow and persistent right sided congestion may be important mechanisms. Diuretics relieve the hemodynamic consequences of congestion by producing a negative sodium…

…commotio cordis, contusio cordis implies actual structural injury to the tissues. Manifestations of contusio cordis include: Arrhythmias : Ventricular or supraventricular arrhythmias (bradyarrhythmia or tachyarrhythmia). Atrial…

…In patients with pericarditis complicated by constriction, symptoms and signs of right sided heart failure may predominate. Pericardial effusions associated with post infarction pericarditis are…

…injection is placed too high — which causes the shoulder injury known as SIRVA. Both are avoided with the right landmark and the right needle length…

…ECG. These situations are as follows: Transmural ischemia located in the posterolateral portion of the left ventricle . Transmural ischemia located in the right ventricle . Both…

…donor care The time from withdrawal of treatment to circulatory arrest Indications An intensive care patient with severe brain injury in whom total brain infarction…

…waves ( Figure 2 shows right ventricular hypertrophy). The following rules will distinguish the two conditions in the vast majority of cases: Right ventricular hypertrophy shifts…

…influences. The severity of myocardial injury is determined not only by the epicardial obstruction but also by the vulnerability of the myocardium and coronary microcirculation…

…cord injury) — the patient does not feel the pressure sore. Preparation and equipment Material Comment : : Stockinette Innermost against the skin, protects against the edges of…

…artery is less common but more malignant than an anomalous right coronary artery. Anomalous origin of a coronary artery from the pulmonary artery can result…

…Myocardial injury leads to release of cardiac troponin, but troponin elevation is not specific for myocardial infarction. Other conditions may produce cardiomyocyte injury and elevated…

Njurmedicin Lathundar Acute management on call Acute kidney injury, AKI, is a syndrome of rapidly deteriorating renal function. Management is governed not by the creatinine…

…laboratory medicine Myocardial ischemia and infarction Definition and pathophysiology Myocardial infarction (MI) is a clinical diagnosis that integrates myocardial injury, evidence of acute myocardial ischaemia…

…longer a joint remains dislocated, the harder the reduction becomes and the greater the risk of chondral and neurovascular injury. Aim for reduction within a…

…ostia. It remains the reference standard for defining the extent of coronary artery disease because it provides anatomical information while permitting functional assessment and, when…

…and Pathophysiology Aortic dissection is a major form of acute aortic syndrome (AAS), alongside intramural haematoma, penetrating atherosclerotic ulcer, aortic pseudoaneurysm and traumatic aortic injury…

…ischaemic ECG changes. The distinction between myocardial injury and type 2 infarction is particularly important. Type 2 infarction requires clinical evidence of ischaemia; an elevated…

…objective is restoration of blood flow to the infarct related myocardial territory and limitation of infarct size. The extent of myocardial injury is strongly influenced…

…exposures may contribute to tubular injury, making attribution to contrast alone difficult. In patients with normal renal function, the occurrence of contrast induced AKI is…

…al, JAMA Cardiology (2020). Guo et al reported that 27.8% (52 of 187 patients) had myocardial injury, defined as elevated troponin T levels (TnT)…

…Universal Definition of Myocardial Infarction Consensus Documents, with the Fourth Universal Definition published in 2018. A fundamental prerequisite for diagnosing any MI is myocardial injury…

…rhythm is shockable). This is explained by the fact that there are no means of determining what phase the patient is in. The three phases…

…or initiation of ECMO. The syndrome was first described by Negovsky , who identified four processes that defined the victim's outcome: Neurological injury Myocardial dysfunction…

…been assessed for tendon and nerve injury will heal badly however neatly the suture is placed. The commonest cause of wound infection is retained contamination…

…population primarily consisting of individuals with CKD, limiting its accuracy when applied to healthy populations or those with acute kidney injury. Influence of Muscle Mass…

…the anterior axillary line. Thoracostomy This method is generally deemed safer than using a needle due to reduced risk of injury. Thoracostomy should be performed…

…eye injury is to measure and document the visual acuity before anything else is done. The second most important is to look for signs of…

…ABCDE assessment and document the time of seizure onset, or the time the patient was last known to be well. Protect the patient from injury…

…marked elevation of CK and threatened kidney injury, as an adjunct to the decisive measure: early and generous fluid administration. The benefit of alkalinisation over…

…bradycardia and acute kidney injury may be at greater immediate risk than a stable dialysis patient with a plasma potassium of 6.6 mmol/L…

…products. Contrast medium for CT (this requires a large bore cannula in a suitable vein). Standby access in a patient at risk of rapid deterioration…

…of rhythm disturbances characterized by an inappropriately slow heart rate. Within the context of acute coronary syndromes, particularly ST elevation myocardial infarction (STEMI), ischemic injury…

…together promote left ventricular hypertrophy and kidney injury. The syndrome is therefore both a clinical risk factor cluster and a marker of broader metabolic dysfunction…

…proteinuria when clinical symptoms or laboratory abnormalities indicate end organ injury. Eclampsia is the occurrence of new onset seizures or coma in a pregnant woman…

…Type 2 myocardial infarction (MI) is defined as an ischaemic myocardial injury occurring in the context of a mismatch between myocardial oxygen supply and demand…

…of skull fracture or a marked midfacial fracture — the tube can pass through a fracture in the cribriform plate into the cranium Absolute Corrosive injury…

…acute aortic dissection, thrombosis of a graft or aneurysm, popliteal artery entrapment, trauma, phlegmasia cerulea dolens, ergotism, hypercoagulable states or iatrogenic vascular injury. Acute occlusion…

…Myocardial vulnerability, largely driven by coronary microvascular dysfunction, also contributes to the extension and severity of ischemic injury. In its most severe form, known as…

…about 7.20. Different targets apply when the intracranial pressure is raised: normocapnia (PaCO₂ 4.5–5.0 kPa) and avoidance of hypoxia, since hypercapnia…

…Troponin is a protein complex expressed in cardiac and skeletal muscle. The complex consists of troponin I (TnI) , troponin C (TnC) and troponin T (TnT…

…not on a single threshold value. The combination of physiology, rate of bleeding, the pattern of injury or disease, the response to initial treatment and…

…and action potential duration of affected myocardial cells. The resulting voltage gradient between normal and ischaemic myocardium generates currents of injury that are expressed on…

…in which the patient has symptoms suggestive of acute coronary syndrome (ACS), biochemical evidence of myocardial injury with corroborating evidence of infarction caused by ischaemia…

…liver injury is the commonest cause Isolated bilirubin Unconjugated, the others normal Gilbert's syndrome, haemolysis The R value = (ALT / upper limit of normal…

…with myocardial injury. Relationship to chronic coronary syndromes Chronic coronary syndromes (CCS) describe stable period clinical presentations arising from structural or functional abnormalities of the…

…vascular beds. Malignant hypertension represents an extreme form in which acute microvascular injury occurs, classically involving fibrinoid necrosis of small arteries in the kidneys, retina…

…segment. The phenomenon occurs in approximately 2%–3% of PCI procedures overall. It is particularly associated with intervention on degenerated saphenous vein grafts (SVGs), rotational…

…altered shear stress and intimal injury promote atherosclerosis. The principal anatomical distributions are: Abdominal aorta and iliac arteries, involved in approximately 30% of symptomatic patients…

…myocardial ischaemia occurring at rest or with minimal exertion, without evidence of acute cardiomyocyte injury or necrosis. It is distinguished from acute myocardial infarction (AMI…

…by the gradual accumulation of inert cholesterol debris, modern vascular biology has redefined atherosclerosis as a dynamic, immune mediated fibroproliferative response to endothelial injury [2]…

…and Evidence that the injury is caused by myocardial ischaemia. Accordingly, acute troponin elevation without evidence of ischaemia represents acute myocardial injury rather than MI…

…hours of infarction. Early thrombus formation is associated with poor short term prognosis, although early mortality is usually related to the extent of myocardial injury…

…Rhabdomyolysis is a rare, severe form of muscle injury. The biological basis of many reported muscle symptoms remains uncertain. Randomized trials have shown muscle adverse…

…of myocardial infarction. Cardiac troponin T and troponin I have emerged as the preferred biomarkers because they are extremely sensitive and specific for myocardial injury…

…coronary syndrome, acute left ventricular failure with pulmonary oedema, acute aortic syndrome, acute kidney injury, microangiopathic haemolysis, and severe pre eclampsia or eclampsia. The blood…