…high grade AV block without pacemaker protection. Asthma and other marked obstructive airways disease — relative; the risk of bronchospasm is real. Hypotension and haemodynamic instability…

…some patients present with severe LMCA stenosis exacerbated by other conditions, and these must also be recognized. Prompt identification of LMCA involvement is therefore critical…

…front , and this is why the margin must be included in the freeze. Contraindications Absolute: Suspected melanoma or any other pigmented lesion of uncertain diagnosis…

…crush technique, stent fracture or collapse Lesion specific angiographic features Residual dissection at a stent margin, impaired flow into or out of the stent, stent…

…resolution does not consistently permit identification of foamy macrophages. The occurrence of neoatherosclerosis helps explain why ISR and other stent related events may arise well…

…margins and a narrow neck. These findings may reflect plaque disruption or thrombus. A rounded or polypoid intraluminal mass and lesion haziness raise suspicion of…

…hypoxemia, antiarrhythmic drugs, or electromagnetic disturbance caused by other machines/devices. Below follows ECG tracings demonstrating each type of failure. Figure 1. Failure to pace…

…ischemia. Inverted U waves are even more typical of ischemia (but the sensitivity is low). U wave changes always accompany other ischemic ST T changes…

…Lathundar Key messages Two things set the COPD exacerbation apart from many other causes of acute dyspnoea: oxygen must be titrated cautiously and the blood…

…and other relevant information for the drug Ticagrelor . Table 1 Summary Indications Ticagrelor, in combination with acetylsalicylic acid (ASA), is indicated for the prevention of…