…different position or a different vessel. Choice of site Vessel Advantages Disadvantages : : : Internal jugular vein (right) Best ultrasound conditions, a straight course to the superior…

…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…

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

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…

…Mobitz Type II 2nd AV block B: Prolonged QT interval (QTc ≥ 480 ms for females) C: Incomplete Right Bundle Branch Block (rSR' pattern in lead…

…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…

…Although myocardial ischemia may affect every aspect of the ECG – from heart rhythm to QTc interval – the most prominent and reliable ECG changes occur in…

…sinus rate. In the AV node, adenosine produces a transient, rate dependent prolongation of the A H interval, frequently manifesting as transient first , second , or…

…Short PR interval : The PR interval is <0.12 seconds. Delta wave : depolarization of ventricular myocardium will start where the accessory pathway inserts into the…

…excreted metabolite that causes late sedation and respiratory depression Marked liver failure A reduced dose of all of them, at a longer interval All op

…gradual loss of myocardium leads to ventricular dilation and right heart failure. Biventricular heart failure is less common. ECG in ARVC T wave inversion in…

…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…

…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…

…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…

…question): A fracture of the bone to be punctured, or a major injury proximal to the puncture site. A joint prosthesis or orthopaedic metalwork in…

…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…

…a small amount of lidocaine without adrenaline (epinephrine). 3. Puncture 1–2 cm proximal to the wrist crease at an angle of 30–45 degrees…

…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…

…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…

…in some individuals the infection may be severe and deadly. Importantly, COVID 19 has caused an unprecedented number of severe and deadly infections among young…

…will experience severe chest pain due to the abrupt reduction of coronary blood flow. Acute coronary syndromes are subdivided into STE ACS and NSTE ACS …

…infarction). Inversion of T waves indicates reperfusion The slow natural normalization of ST segment elevation (in untreated patients) is depicted in Figure 2 . As evident…

…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…

…from right anterior (V1) to left lateral (V6), but regrettably, the limb leads are not. Instead, the limb leads are displayed in two groups of…

…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…

…The commonest cause of wound infection is retained contamination, not poor suture technique — and the commonest cause of permanent loss of function is a tendon…

…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…

…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…

…coronary or valvular disease Recent (<48 hours) use of dipyridamole or dipyridamole containing medications Ingestion of caffeinated foods or beverages within 12 hours prior to…

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…

…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…

…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…

Echocardiography The echocardiographic examination The use of echocardiography has increased dramatically during the past few decades. Advances in echocardiography have been propelled by breakthroughs in…

…should include: palpation of peripheral pulses; auscultation for carotid, femoral, and abdominal bruits; bilateral brachial blood pressure measurement; cardiac auscultation; inspection of the legs and…

…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…

…of seizures, delirium tremens, infection, trauma and metabolic disturbance. 4. Monitoring at the appropriate level of care , with readiness for respiratory support. 5. Treatment of…

…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…

…wave inversion means that the T wave is negative. The T wave is negative if its terminal portion is below the baseline, regardless of whether…

…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…

…Use of cannabis, electronic cigarettes or other inhaled products. Readiness to attempt cessation. Depression, schizophrenia, schizoaffective disorder, HIV infection or other circumstances that may affect…

…Injection of contrast media into the ventricle will instead reveal that the apical portion of the left ventricle is dilated (hence the term apical ballooning…

…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…

…newly detected for the first time, or newly developed during management of an acute illness. The clinical relationship between AF and acute deterioration is often…

…tree after selective intracoronary contrast injection under fluoroscopy. The procedure is performed by advancing guidewires and diagnostic catheters from a percutaneous arterial access site to…

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…

…done without losing time. 7. Perform urgent CT of the brain and CT angiography from the aortic arch to the vertex. 8. Contact the thrombectomy…

…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. Since the change in the law in 2022, the next of kin no longer have a right of veto based…

…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…