Cardiology Continous medical discussion: the ECG blog Infectious diseases Cardiovascular effects of COVID 19 Coronavirus disease 2019 (COVID 19) has caused a global public health…

…Lathundar Key message Fever in a neutropenic patient is an emergency. Infection can progress rapidly, while the typical local signs of inflammation may be faint…

…against interleukin 1β, provided proof of concept but was not developed for routine coronary prevention because of fatal infections and high cost. Low dose…

…100 mg × 1 5–7 days Epiglottitis and other severe upper airway infection cefotaxime 1–2 g × 3 IV Depends on the diagnosis Always assess…

…varies widely and may involve intrinsic cardiac disease, extrinsic systemic conditions, or pharmacologic effects. Inflammatory heart disease, caused by infections (viral, bacterial, protozoal, fungal, parasitic)…

…Infections are difficult to heal because the heart valves are not vascularized and therefore it is difficult for the immune system to reach the bacteria…

…Suspected subarachnoid haemorrhage with a normal or non diagnostic CT. Suspected neuroborreliosis, neurosyphilis or another CNS infection. Suspected inflammatory disease: multiple sclerosis, Guillain–Barré syndrome…

…heart disease is a complication of rheumatic fever, which is caused by streptococcal infections (group A Streptococcus ). Rheumatic heart disease can occur at any age…

…injuries, hemodynamic and respiratory instability, multiorgan failure, infections, seizures and temperature management. The ICU is the preferred level of care for the absolute majority. The…

…tamponade. Causes of pericardial effusion and cardiac tamponade The most common cause of pericardial effusion is infections, such as viral, bacterial, and tuberculous infections. Post…

…Blausen Gallery 2014. Causes of acute pericarditis/myocarditis The most frequent cause of pericarditis is infections, in particular viral infections. This explains why pericarditis may…

…and medications may cause sinus tachycardia; e.g congestive heart failure, lung disease (e.g COPD), fever, infections, anemia, myocardial ischemia/infarction, pulmonary embolism, pheochromocytoma…

…P wave is positive in lead II. Sinus tachycardia is always considered pathological and the underlying cause must be investigated. Pain, infections, medications, fever, hypovolemia…

…affecting cardiac function or hemodynamics. The following functions are attributed to the pericardium: The pericardium serves as a barrier to infections. The pericardium reduces friction…

…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…

…will heal badly however neatly the suture is placed. The commonest cause of wound infection is retained contamination, not poor suture technique — and the commonest…

…normal variation and requires a change of treatment. Common precipitants are viral infection, bacterial infection and air pollution, but often no definite trigger can be…

…as carbohydrate administration. 3. Rapid identification of seizures, delirium tremens, infection, trauma and metabolic disturbance. 4. Monitoring at the appropriate level of care , with readiness…

…aortic balloon pump. Assessment of stroke volume variation as part of fluid management. Contraindications Infection, burn or trauma over the insertion site. Insufficient collateral circulation…

…low platelet counts, followed by compression. Infection in the skin overlying the puncture site. Previous pelvic irradiation on the intended side (yields fibrotic, unrepresentative marrow…

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

…the eGFR stages and albuminuria. Inflammation and infection Test Reference Comment : : : CRP < 3 mg/L Rises within 6–8 h, half life about 19…

…infection or gastroenteritis at home Double or triple the oral daily dose during the days of illness (the patient's sick day rules) Vomiting or…

…work of breathing with impending exhaustion. Threatened airway obstruction: inhalation injury, anaphylaxis, deep neck infection, an expanding haematoma, facial trauma. An anticipated course requiring a…

…Sampling for a suspected sexually transmitted infection — although chlamydia and gonorrhoea can be tested on urine or a self taken vaginal sample without a speculum…

…skin prick testing, a local anaesthetic weal, BCG Slow, local effect Contraindications Absolute: Infection, a wound, scar tissue, a tattoo or skin disease at the…

…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…

…but some laboratories do not accept marrow blood in their analysers — check locally. Contraindications Peripheral venous cannula: Infection, burns or trauma at the puncture site…

…coagulopathy or thrombocytopenia Relative Ongoing anticoagulant treatment — plan the aspiration for the trough level or pause the drug according to local practice Relative Skin infection…

…wait for complete diagnostic certainty. Sepsis is defined as life threatening organ dysfunction caused by a dysregulated host response to infection. Clinically this usually corresponds…

…a sufficient effect. Contraindications Absolute: Cellulitis, a skin wound or other infection over the injection site. Bacteraemia or suspected septic bursitis or arthritis. A joint…

…aortic aneurysm 6 cm Relative — avoid forced manoeuvres An ongoing respiratory infection with a risk of transmission Until symptom free Haemoptysis of unclear cause Until…

…Delivery IV or IM. Dose Injections • IV: 10–40 mg every 4–6 hours • IM: 10–20 mg every 4–6 hours. Infusion • Afterload reduction…

…minutes Duration of action 2 to 4 hours Delivery IV Dose Can be given as repeated intravenous bolus injections or as a constant dose infusion…

…causally responsible. This distinction is important because AKI after a contrast study frequently occurs in patients with several simultaneous renal insults. Infection, hypovolaemia, cardiac dysfunction…

…inclisiran permits subcutaneous administration only twice yearly, an important practical distinction from therapies requiring monthly or biweekly injections. Inclisiran is used as an adjunct to…

…abscess, a markedly unwell patient with fever and systemic upset, suspected necrotising soft tissue infection, a child who cannot tolerate the procedure while awake. Suspected…

…to a normoxic patient Temperature Treat fever and look for an underlying infection Swallowing Keep the patient nil by mouth until swallowing has been assessed…

…course (no more than 7 days) may be given to selected patients with an eGFR of 30 40 mL/min for lower urinary tract infection…

…individual assessment; certain tumour types are not a bar). Untreated generalised infection, or certain transmissible agents according to the current transmission risk assessment. In DCD…

…acute glaucoma is suspected (normal 10–21 mmHg). Tonometry is contraindicated with suspected perforation or infection. Removal Proceed from the least to the most invasive…

…failure The insulin requirement falls . Reduce the dose and measure more frequently Acute illness and infection The insulin requirement rises, often despite a reduced food…

…Septic phlebitis, ongoing soft tissue infection with systemic involvement. Relative: Condition Adaptation : : ABI 0.5–0.79 Reduced compression (20–30 mmHg) under vascular surgical…

…own laboratory uses before applying it. The D dimer is raised in pregnancy, malignancy, infection, surgery, trauma and old age. A positive value is not…

…stopped for small biopsies, but have diathermy or aluminium chloride available. Infection in the area to be biopsied. Hypersensitivity to local anaesthetics. Areas at high…

…pacing: the relative contraindications are the same as for a central venous catheter — coagulopathy, infection at the puncture site, known thrombosis in the target vein…

…heritable, drug associated, or associated with conditions such as systemic sclerosis, HIV infection, cirrhosis, and sickle cell disease. The classification also recognizes vasoreactivity subgroups among…

…schizoaffective disorder, HIV infection or other circumstances that may affect cessation or treatment monitoring. Single question screening can identify unhealthy drug use requiring counselling regarding…

…muscle disease or a personal or family history of muscle disorders Acute infection Renal or hepatic impairment Hypothyroidism Vitamin D deficiency Concomitant interacting medications The…