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Elements of routine care in the ICU: FASTHUG Deranged Physiology

Without any formal definition, one might produce something like "supportive and preventative care for a critically ill patient which is … See more

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When and how to start enteral nutrition Deranged Physiology

WebAll the guidelines support the use of early enteral nutrition. Bowel sounds and flatulence are unreliable signs of gut health, but they seem to enjoy ongoing use as …

Category:  Nutrition Go Health

Daily nutritional requirements of the critically ill patient

WebThere are a few ways of estimating the energy requirements of a critically ill patient: crudely (25kcal/kg/day), using predictive equations, using the reverse Fick …

Category:  Health Go Health

Work of breathing and its components Deranged Physiology

WebWork is the product of force and distance, and is measured in Joules (1J = 1N per 1m). In respiratory physiology, work is the product of pressure and volume. …

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Futile or non-beneficial treatment in the ICU Deranged Physiology

WebThe question of futile or non-beneficial care is a constant feature of day-to-day work in the ICU, and it is surprising that it receives so little attention in any forum (be …

Category:  Health Go Health

Causes and physiological effects of hypoxaemia Deranged …

WebHypoxaemia is an abnormally low concentration of oxygen in arterial blood, whereas hypoxia is the failure of tissue oxygenation. There ar numerous physiological …

Category:  Health Go Health

Frailty in Intensive Care Deranged Physiology

WebFrailty is a state of decreased physiologic reserve that heightens vulnerability to acute stressors. It is distinct from, but related to, disability, comorbidity and ageing. …

Category:  Health Go Health

Open and closed models of intensive care units Deranged …

WebThe question of who is actually responsible for the decisionmaking in intensive care is an ongoing debate in critical care medicine. Traditionally in Australia the …

Category:  Medicine Go Health

Heating and humidification in the normal respiratory tract

WebThe upper airway is structurally designed to humidify the respiratory gas mixture by increasing the turbulence of inspired gas. The mucosa and the air exchange …

Category:  Health Go Health

Fundamental gas laws relevant to critical care medicine

WebBoyle's Law: For a fixed mass of gas at constant temperature, the pressure ( P) and volume ( V) are inversely proportional, such that P ×V = k, where k is a constant. …

Category:  Health Go Health

Musculoskeletal History and Exam

WebTHE ELBOW LOOK: expose whole arm; watch pt. undress - Swelling @ olecranon (bursitis) - Gout nodules (translucent, firm and mobile ) - RA nodules (hard, tender and attached) - …

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Potency and efficacy Deranged Physiology

WebPotency is the concentration (EC 50) or dose (ED 50) of a drug required to produce 50% of that drug’s maximal effect.; Efficacy (E max) is the maximum effect …

Category:  Health Go Health

Fick's Principle of cardiac output measurement Deranged …

WebFick's principle can be summarised as " the total uptake of (or release of) a substance by the peripheral tissues is equal to the product of the blood flow to the …

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Conflict resolution in the setting of professional medicine

WebSaltman et al (2006) define conflict as "a disagreement within oneself or between people that causes harm or has the potential to cause harm". This, of course, is …

Category:  Course Go Health

Physiological basis of electrocardiography Deranged Physiology

WebAn electrocardiogram is a graph of cardiac voltage plotted versus time. It is measured from paired electrodes positioned on the body surface, where they can detect …

Category:  Health Go Health

The actual bicarbonate value Deranged Physiology

WebActual bicarbonate is the concentration of hydrogen carbonate in the plasma. The ABG machine usually reports this as cHCO3-(P). It is a derived variable. One is …

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Interpretation of lung function tests Deranged Physiology

WebThis chapter is most relevant to Section F9(i) from the 2023 CICM Primary Syllabus, which expects the exam candidates to be able to "describe the measurement …

Category:  Health Go Health

Physiological effects of high and low barometric pressure

WebPhysiological consequences of high altitude are related mainly to the hypoxic environment which is seen at altitudes greater than 2700m above sea level. Hypoxia …

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Dose response: EC50, ED50, LD50

WebThis document was created by Alex Yartsev ([email protected]); if I have used your data or images and forgot to reference you, please email me.

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