…attacks of vertigo, seconds to a minute or so, that are provoked by a change of position — turning over in bed, lying down, standing up…

…vasodilatation. D1 and D2 (dopamine receptors): activation of D1 and D2 in the kidneys and the splanchnic vascular bed leads to renal and mesenteric vasodilatation…

…the metatarsal heads, toes, heel Edge Irregular, shallow Sharp, punched out Surrounded by callus Wound bed Fibrin covered, granulating, copious exudate Dry, necrotic, pale Variable…

…hard, visible nail. The nail bed is the tissue beneath the nail plate; a laceration here heals with a deformed nail unless it is sutured…

…the brief attacks. Lying down, turning over in bed or looking up triggers a new attack. A patient with vestibular neuritis or stroke, by contrast…

…talk. Otherwise ordinary activities, including work. No showering or bathing. A diary of going to bed, getting up, medication intake, symptoms and any unusual activities…

…Started within 48 h where possible Thromboprophylaxis Low molecular weight heparin unless contraindicated Head of the bed 30–45° Stress ulcer prophylaxis During mechanical ventilation…

…of the pressure difference (ΔP) and the flow over the vascular bed (Q): R = ΔP/Q Both ΔP and Q above…