…with the same risk as manifest hypertension. Non dipping: a nocturnal fall in pressure of < 10% of the daytime value; an independent risk marker…

…oxygen. Acute on chronic hypercapnic failure in obesity hypoventilation and neuromuscular disease. Hypercapnic failure in cardiogenic pulmonary oedema that does not improve with CPAP alone…

…renal function further increases blood pressure. Non traditional cardiovascular mechanisms include: Uraemia associated inflammation Oxidative stress Vascular dysfunction Promotion of vascular calcification Albuminuria and proteinuria…

…altitude sickness Aspiration Chronic obstructive pulmonary disease (COPD) Bronchospasm (asthma) Other : Coma Central hypoventilation syndromes Neuromuscular diseases Anemia The natural course of asphyxia Should ventilation…

Kardiologi Intensivvård Lathundar Vasopressors induce vasoconstriction and raise the mean arterial pressure (MAP). Inotropes increase myocardial contractility. There are several synthetic and endogenous agents with…

…most common risk factor for PH. It produces postcapillary PH through elevation of left atrial and pulmonary venous pressure. In some patients, chronic postcapillary pr

…competing risk of death from non cardiovascular causes, an important consideration in older populations. Risk prediction is particularly relevant in adults with elevated blood pressure …

…chronic pericardial effusions to cause sudden cardiac arrest since these cases tend to be recognized and managed before circulatory collapse occurs. The leading causes of…

…pain, in chronic non cancer pain, or in headache. A failure to improve function is a reason to taper off, not to increase the dose…

…and non fatal stroke. The clinical development of canakinumab for this indication did not continue because of safety concerns, particularly fatal infections, and because of…

…a greater burden of cardiovascular and non cardiovascular comorbidity than patients with reduced EF. Pathophysiology Abnormal ventricular relaxation and increased filling pressures The central hemodynamic…

…evidence of ischaemia represents acute myocardial injury rather than MI. Persistent elevation without a significant dynamic change is consistent with chronic myocardial injury. Non ischaemic…

…tamponade, and sudden: Loss of pulse. Loss of blood pressure. Loss of consciousness. Electromechanical dissociation or pulseless electrical activity despite ongoing sinus rhythm on the…

…Cardiac output and blood pressure, rather than ECG, are the strongest predictors of adverse outcomes. Non acute or asymptomatic bradycardia Non acute bradycardia is a…

…and under representation of patients with STEMI or other very high risk features. Noninferiority studies designed mainly around bleeding outcomes may not reliably exclude clinically…

…chronic lung disease, hypothyroidism, and amyloidosis. Furthermore, ongoing ischemia, hypomagnesemia, and moderate to severe renal impairment increase the likelihood of digitalis intoxication even at therapeutic…

…do not always correspond. Visual estimation of luminal narrowing may therefore be insufficient when deciding whether an intermediate lesion should be revascularized. Coronary pressure assessment…

…expense of abnormally high filling pressures. The resulting haemodynamic congestion produces a characteristic clinical phenotype of breathlessness, fatigue and oedema. This definition does not depend…

…is weak, particularly for intermediate lesions. Even lesions with a visual diameter reduction of 50–70% may or may not produce ischaemia. Conversely, some lesions…

…not kept a diary. The set up and the instructions decide whether the investigation will be usable. Ambulatory blood pressure monitoring (ABPM) Indications Confirmation of…

…risk of cardiovascular diseases, such as stroke, and mortality. Stability : MAP readings tend to be more accurate than systolic blood pressure when using non invasive…

…Ambulatory blood pressure monitoring (ABPM): automated measurement, usually over 24 hours, at predefined intervals. Inter arm difference: a sequential systolic difference of 10 mmHg between…

…of a secondary cause The medical and medication histories should specifically assess drugs or substances that may increase blood pressure. The source material does not…

…Indications Hypertensive crisis. Mechanism of action Phentolamine is a non selective alpha adrenergic blocker. Phentolamine reduces blood pressure while increasing catecholamine activity. Effects Primarily causes…

…severe hypertension without clinical evidence of acute, ongoing target organ damage. Although BP reduction is required, these patients generally do not need hospital admission or…

…has not been shown to improve cardiovascular outcomes, although opportunistic assessment during clinical encounters improves detection of risk factors such as elevated blood pressure and…

…evidence of significant coronary artery stenosis unless the stenosis is severely critical, potentially causing angina during rest. Patients experiencing angina at rest are not suitable…

…distal pressure × hyperemic mean transit time — isolates microvascular resistance. Only indices that detect microvascular disease as an independent cause of ischemia, including with non obstructive…

…aphasia, hemianopia or hand paresis in a person of working age Blood pressure Measure initially in both arms if this does not delay reperfusion treatment…

…care [1,2]. The condition is associated with falls, aspiration, pressure sores, loss of function, longer length of stay, institutional care, readmission, cognitive decline and…

…descent. The clinical impact depends not only on effusion volume but also on the rate of fluid accumulation, pericardial distensibility, and ventricular filling pressures. Effusions…

…The symptom should be classified as cardiac , possibly cardiac , or non cardiac . The term “atypical” is discouraged because it may understate the possibility of ischaemia…

Cardiology Clinical medicine Definition and Pathophysiology Dietary patterns are the overall combinations of foods habitually consumed rather than isolated nutrients considered independently. For cardiometabolic health…

…as the syndrome associated with ischemic heart disease is broader than chest pain itself, encompassing symptoms like tightness, pressure, and discomfort in the chest, arms…

…blood pressure and impaired glucose regulation. Diagnosis is based on the coexistence of defined clinical and laboratory components; the diagnostic criteria themselves are not reproduced…

…systolic blood pressure, non HDL cholesterol, diabetes, body mass index, and current smoking—account for more than half of the population attributable risk of cardiovascular…

…often than it is used — not only in claudication, but before every compression treatment of a leg ulcer and as a risk marker in diabetes…

…the course of the artery. 4. When pulsatile blood appears in the hub: lower the angle to close to the plane of the skin and…

…the threshold, but the threshold varies between regions. Infection of the skin over the puncture site. Marked haemodynamic instability — stabilise the patient first. CT before…

…conversion to sinus rhythm is not successful, blood pressure and ECG should be observed for an additional 15 minutes after the completion of the infusion…

…on the presenting electrocardiogram (ECG) and the presence of troponin elevation, ACS are classified into unstable angina (UA), non ST segment elevation myocardial infarction (NSTEMI)…

…lung pathologies In cases of benign pneumothorax, positive pressure ventilation can precipitate a tension pneumothorax, leading to circulatory collapse. Diagnosis of a tension pneumothorax can…

…with those used for non pregnant adults. The fetus is not harmed by defibrillation, amiodarone, or adrenaline (epinephrine). In the event of a cardiac arrest…

…related to the development of hypertension. Developing and non Western countries rarely display the blood pressure trajectories and high prevalence of hypertension that is ubiquitous…

…induce myocardial electrical activity by generating adequate coronary perfusion pressure (CPP). Myocardial activity is necessary to salvage the brain, and is therefore of prime importance…

…a large bore dialysis catheter, not an ordinary triple lumen catheter). Measurement of central venous pressure and central venous oxygen saturation. Repeated blood sampling during…

…despite maximal oxygen or non invasive ventilation. Inadequate ventilation with a rising pCO₂ and respiratory acidosis, or a markedly increased work of breathing with impending…

…to a seal and check that the cuff pressure does not exceed 60 cmH₂O . Gel cuffed masks of the i gel type have no cuff…

…is calculated as the heart rate divided by the systolic blood pressure. A value of around 0.9 to 1.0 or higher in an…

…the first instance. Give small boluses, for example 250 to 500 mL, with immediate reassessment of the blood pressure, pulse, peripheral perfusion, mental state and…

…and non ST elevation acute coronary syndromes (NSTE ACS). The division into STE ACS and NSTE ACS has profound implications for management and treatment of…

…a dose of 30 ml/kg. Should fluid resuscitation fail to maintain a mean arterial pressure (MAP) above 65 mmHg, consider the initiation of vasopressor…

…capacity, stress testing also provides information on electrocardiographic (ECG) reaction, the occurrence of arrhythmias, symptoms, physiological reactions (blood pressure, heart rate) during and after exercise…

…Defibrillation : Use of non synchronized electric shock (i.e. a shock delivered randomly, without considering the phase of the cardiac cycle) to terminate ventricular fibrillation…

…superficial punch in a case of bullous dermatosis misses the subepidermal split. Choose the technique according to the diagnostic question, not according to what is…

…pressure measurement is therefore recommended in the vascular assessment. A carotid bruit is an important marker of cardiovascular risk, although the source material does not…

…with functional assessment. A central practical principle is that the visual severity of a stenosis does not reliably establish its haemodynamic importance. A lesion that…

…Dyspnoea requires assessment of dynamic LV function, valve disease, pulmonary pressure, or haemodynamics Stress imaging is not recommended in patients undergoing urgent non cardiac surgery…

…greater pressure, thereby overcoming the resistance in the stenosis and maintaining adequate stroke volumes. Thus, ventricular hypertrophy is a compensatory mechanism, the purpose of which…

…in healthy young individuals who are not well trained. This is also a normal finding. Abnormal (pathological) causes of sinus bradycardia In all other situations…