…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…

…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…

…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…

…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…

…close to a joint or on the face amoxicillin–clavulanic acid 500/125 mg × 3 10 days Dog or human bite amoxicillin–clavulanic acid 500…

…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…

…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…

…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…

…somewhere that makes incision in the emergency department the wrong move — in the hand, in the medial triangle of the face or perianally. Indications Fluctuant…