…acute coronary syndrome or guide percutaneous coronary intervention (PCI). ICA therefore has three principal roles: Defining the anatomical distribution and severity of epicardial coronary artery…

…never happens, and to make sure the catheter does not become the patient's next focus of infection. Indications Infusion of vesicant solutions: vasopressors, concentrated…

…a fracture in the cribriform plate into the cranium Absolute Corrosive injury of the oesophagus or stomach after ingestion of a caustic substance Absolute Choanal…

…local practice Relative Skin infection, herpes zoster or burns over the puncture site Relative Mechanical ventilation with a high PEEP (an increased risk of pneumothorax…

…Etiologies of tension pneumothorax include: Traumatic injuries (blunt force, lacerations, gunshot wounds) Asthmatic episodes Iatrogenic events (e.g., during central venous catheter insertion) Underlying lung…

…Infection or burns over the puncture site. Osteogenesis imperfecta and severe osteoporosis (relative). An inability to identify the landmarks. Choice of vein and cannula size…

…first. Procedure Choice of insertion site The left lower quadrant is the first choice : the abdominal wall is thinner there than on the right, and…

…larger , since a mask that is too small leaks and gives a poorer seal. Procedure Insertion of the laryngeal mask 1. Check the mask, remove…

…mouthful of water and hold it. Advance the electrode at the very moment the patient swallows — the pharyngeal muscles then guide the tip into the…

…and a warm, well perfused hand carry more weight. Choice of vessel The radial artery is the first choice : superficial, easy to compress, with a…

…poorer absorption. Injection into an arm with a dialysis fistula. Preparation and equipment Hand disinfection; gloves where there is a risk of blood contact. An…

Procedurer A corticosteroid injection into soft tissue gives rapid but time limited pain relief and rarely alters the natural history of the disease. In lateral…

…in particular that exceeds the patient's normal variation and requires a change of treatment. Common precipitants are viral infection, bacterial infection and air pollution…

…coronary events during infections: An acute coronary event may be triggered by increased myocardial demand during the infection. Systemic inflammation results in increased levels of…

…Figure 1. Flowchart showing the natural course of coronary artery disease and classification of acute coronary syndromes into STEMI, NSTEMI and unstable angina using ECG…

…and this confirms that the coronary artery flow is patent. The rapid ST segment return is explained by rapid normalization of myocardial cell membrane potentials…

…choice of device therapy and also suggest whether other interventions (e.g. heart failure management, evaluation for coronary artery disease, etc .) are warranted. Management of…

…in two groups of three: leads I, II and III and leads aVR, aVL and aVF. Figure 1 shows the traditional presentation of the 12…

…or a damaged nail fold edge Nail avulsion and inspection of the nail bed, with suture of any nail bed laceration Contraindications There are no…

…foreign materials pose a high risk of infection. Approximately 20% of all endocarditis affect people with valve prostheses and among other cases 18% show significant…

…in alcohol to the skin around the wound — not into the wound. Sterile gloves, a fenestrated drape, toothed forceps, a needle holder, scissors, artery forceps…

…sample : cortisol and plasma ACTH. The ACTH sample is taken before the injection and handled chilled. 4. Inject 0.25 mg of tetracosactide intravenously , slowly…

…and respiratory acidosis, or a markedly increased work of breathing with impending exhaustion. Threatened airway obstruction: inhalation injury, anaphylaxis, deep neck infection, an expanding haematoma…

…infectious diseases physician early in a high risk course, in instability, with resistance problems, or with suspected fungal infection 10 Document the times of triag

…Time to onset of action 1 to 2 minutes Duration of action 10 to 30 minutes Delivery IV Dose Bolus injection : 5 to 15 mg…

…Evaluating the success of revascularization : Myocardial perfusion imaging can assess effectiveness of procedures such as coronary artery bypass grafting (CABG) or percutaneous coronary intervention (PCI…

Referensvärden Reference ranges are statistical: by definition they encompass 95 % of a healthy reference population, which means that one healthy value in twenty falls outside…

…Checking an intrauterine device or a pessary. Assessment of prolapse. Sampling for a suspected sexually transmitted infection — although chlamydia and gonorrhoea can be tested on…

…Relative — avoid forced manoeuvres An ongoing respiratory infection with a risk of transmission Until symptom free Haemoptysis of unclear cause Until investigated Relative obstacles also…

…Which of the following describes a 'Black athlete repolarization variant' considered a normal ECG finding? A: T wave inversion in leads V1 V3 in athletes…

…Alternative route : Central venous administration of adenosine is suitable in the intensive care unit or coronary care unit. Adenosine injection must be administered quickly (1…

…et al). This chapter discusses the principles of the standard echocardiographic examination. Currently, three dimensional (3D) echocardiography is the most revolutionary method, but it is…

…arteries. It forms part of multisite artery disease, defined as atherosclerosis affecting at least two vascular beds. Carotid disease therefore commonly coexists with coronary artery…

…primary infection, low risk of recurrence vancomycin 125 mg × 4 PO 10 days Clostridioides difficile, high risk of recurrence fidaxomicin 200 mg × 2 PO 10…

…epilepticus should raise strong suspicion of another or an additional cause [1]. Delirium tremens most often begins after one to three days but can start…

…salicylate poisoning, intubation with an inadequate minute ventilation can rapidly worsen the acidaemia and increase the entry of salicylate into the central nervous system. Discuss…

…in a coronary artery occurs (then of course, the ST segment will be elevated). T wave inversion (inverted / negative T waves) T wave inversion means…

…with the poison control centre. Gastric lavage is considered only after a life threatening ingestion of a highly toxic substance, where the patient arrives within…

…Choice of technique Diagnostic question Method Comment : : : Pigmented lesion, suspected melanoma Excision with a 1–3 mm margin, down into the subcutis Never a shave…

…smoking After acute coronary syndrome Reinfarction reduced by approximately 30–40%; death reduced by approximately 35–45% Peripheral artery disease Lower risk of progression to…

…the samples are sent correctly. A corticosteroid must never be injected into a joint in which infection has not been excluded. Indications Acute monoarthritis in…

…but no coronary artery occlusion can be identified. Injection of contrast media into the ventricle will instead reveal that the apical portion of the left…

…spread of infection A small or uncooperative child Movement causes injury Preparation and equipment Otoscopy: an otoscope with a charged battery and clean disposable specula…

…What usually ruins the examination is not the technique but the handling of the specimen — an aspirate that clots before the smears are made is…

…of the medulla result in the blood pressure lowering effect. Effects Potent blood pressure lowering effect. Pain relief. Delivery IV, IM, PO, transdermal Dose Injection…

…ischaemic electrocardiographic changes during rapid AF. ST segment depression or T wave inversion can occur without coronary artery disease. Proposed explanations in the source material…

Cardiology Respiratory medicine Definition and Pathophysiology Pulmonary hypertension (PH) is a heterogeneous pathophysiological disorder characterized primarily by elevation of pulmonary arterial pressure. It may arise…

…and aVL may occasionally display an isolated (single) T wave inversion. The term isolated implies that none of the neighboring leads display T wave inversions…

…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…

…4. Culture only in the presence of clinical signs of infection — all chronic wounds are colonised, and a culture taken without clinical suspicion leads only…

…analysis of three phase 3 trials, tenecteplase was non inferior to alteplase with respect to an excellent functional outcome, without an increased risk of symptomatic…

…proton pump inhibitor with concomitant NSAID use or a history of ulcer, not routinely Infection Consider Pneumocystis prophylaxis with high doses over a long period…

…to the next of kin. Active malignancy with a risk of transmission (an individual assessment; certain tumour types are not a bar). Untreated generalised infection…

…slowly. Rapid injection increases the risk of nicotinic effects with paradoxically increasing weakness. 6. Assess the chosen finding continuously during the window of effect, 40…

…the visual acuity before anything else is done. The second most important is to look for signs of perforation — Seidel's sign, an irregular pupil…

…undiluted syringe of 10 mg/mL makes small adjustments impossible. Procedure Intravenous titration in acute severe pain Practical points during titration: Give the injection slowly…

…caused by a dysregulated host response to infection. Clinically this usually corresponds to an acute increase in the SOFA score of at least 2 points…

…self adhesive multifunction pads. A separate three lead ECG cable connected to the patient — the device senses the rhythm through the cable, not through the…

…clinical site of action—the coronary artery perfusing the AV node—before the drug is eliminated. A flush should immediately follow the bolus injection to…

…associated with hypertension, coronary artery disease, arrhythmias, heart failure and alcohol related cardiomyopathy. The cardiovascular implications of lower alcohol intake remain controversial. Epidemiological studies have…