…Posterior shoulder dislocation, which is often associated with fracture and requires an orthopaedic surgeon. Dislocation of a native hip (as opposed to a prosthesis) — a…

…the left in the thorax. This positions the basal portion of the left lateral wall posteriorly in thorax (Figure 1). This area is most frequently…

…have improved by the time of medical evaluation, because transient or evolving ischaemia may still require urgent reperfusion assessment. Posterior myocardial infarction may be electrically…

…causes left posterior fascicular block (LPFB) . In a fascicular block, the myocardium without fascicular supply will depend on impulses spreading from other parts of the…

Echocardiography Tricuspid regurgitation The tricuspid valve separates the right ventricle and the right atrium. It normally consists of three leaflets (anterior, posterior and septal leaflet)…

…and P3 (posterior or lateral scallop). Figure 1. Anatomy of the mitral valve The leaflets are connected to the papillary muscles via chordae tendineae (Figure…

…but posterior circulation stroke is the most important dangerous differential diagnosis. Clear focal neurological findings are absent in roughly half of patients with a central…

…Choice of site The posterior superior iliac spine is the standard site for both aspiration and biopsy in adults. Here the posterior part of the…

…PE) ↓ ↑ ↑ ↓ Vital signs and measures of perfusion Parameter Normal Comment : : : Heart rate 50–100/min MAP 70–105 mmHg Target ≥ 65…

…to distinguish vestibular neuritis from posterior circulation infarction. The test presupposes that the patient has spontaneous nystagmus at the time of examination and that the…

…women ≥ 1.5 mm Other leads ≥ 1.0 mm V7–V9 (posterior) ≥ 0.5 mm V3R–V4R (right ventricle) ≥ 0.5 mm (≥ 1.0 mm…

…1.2 1.3–1.5 1.6 0.6–1.0 1.1–1.3 1.4–1.6 1.7 Posterior wall thickness…

…V7, V8 and V9 in patients with high suspicion of posterior acute myocardial infarction (e.g due to reciprocal ST segment depressions in V1, V2…

…posterior to the superior vena cava. A critical area of slow conduction is consistently located in the posterolateral to posteromedial inferior region of the right…

…devices. Electrode position (anterior posterior vs. antero lateral) does not affect success, but active compression of the pads lowers defibrillation thresholds and improves success, and…

…posterior infarction signs, and terminal QRS distortion—compared to standard STEMI criteria. Observational data suggest that up to 30% of patients initially classified as NSTEMI…

…the bundle of His, which bifurcates into the right and left bundle branches. The left bundle branch further divides into the anterior and posterior fascicles…

…In 60% of individuals, the right coronary artery gives off branches to the sinoatrial (SA) node . The posterior third of the interventricular septum is supplied…

…the dorsum of the foot lateral to the extensor hallucis longus tendon. Measure in the same way as on the arm. 4. Posterior tibial artery…

…to the posterior surface of the patella. The shoulder The patient sits with the arm hanging relaxed and slightly internally rotated. The posterior approach is…

…the mask downwards along the posterior pharyngeal wall in a smooth movement until a clear resistance is felt — the tip of the cuff then lies…

…to the floor of the nose — that is, straight backwards, not upwards towards the bridge of the nose. The resistance at the posterior pharyngeal wall…

…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…

…of the most useful signs Low voltage on the ECG, electrical alternans Supportive; it does not exclude Diastolic collapse of the right atrium and right…

…temple, the accessory nerve in the posterior triangle of the neck, and the superficial nerves of the forearm and the dorsum of the hand. Preparation…

…or polyps. Examination of the posterior pharyngeal wall may reveal secretions or a cobblestoned appearance of the mucosa. Laryngoscopy may be performed to assess for…

…of the QRS complex in leads I and II. The following rules apply: Normal axis : Net positive QRS complex in leads I and II. Right…

…of the QRS complex in leads I and II. The following rules apply: Normal axis: Net positive QRS complex in leads I and II. Right…

…PDA (posterior descending coronary artery), which supplies the inferior wall of the left ventricle, determines the coronary artery dominance ( Figure 1 ). A right dominant system…

…left posterior descending artery (LPDA, 15), and the left posterolateral branch (LPLB, 18). (B) Corresponding CT schematic with coronary artery origins from the right coronary…

…filling. The impulse then travels through the Bundle of His, which bifurcates into the left bundle branch (LBB) and the right bundle branch (RBB). The…

…the left in the thorax. This positions the basal portion of the left lateral wall posteriorly in thorax (Figure 1). This area is most frequently…

…the PDA (posterior descending coronary artery), which supplies the inferior wall of the left ventricle, determines the coronary artery dominance. A right dominant system implies…

…The urgency varies: Object Urgency : : Button battery Immediately — leakage of fluid causes a chemical burn Two or more magnets (including in different nostrils) Immediately — pressure…