Chapter 020 Hypothermia and Frostbite (Part 3) doc

... of Chapter 020. Hypothermia and Frostbite (Part 3) Source: Modified from RR Kempainen, DD Brunette: Resp. Care 49:192, 2004.Physical examination findings can also be altered by hypothermia. ... assumption that areflexia is solely attributable to hypothermia can obscure and delay the diagnosis of a spinal cord lesion. Patients with hypothermia may be confused or c...

Ngày tải lên: 06/07/2014, 12:21

... gluconeogenesis, as well as a Chapter 020. Hypothermia and Frostbite (Part 1) Harrison's Internal Medicine > Chapter 20. Hypothermia and Frostbite Hypothermia Accidental hypothermia occurs ... Several types of endocrine dysfunction can lead to hypothermia. Hypothyroidism—particularly when extreme, as in myxedema coma—reduces the metabolic rate and im...

Ngày tải lên: 06/07/2014, 12:21

... presentation is often more subtle and other disease processes, toxin exposures, or psychiatric diagnoses should be considered. After initial stimulation by hypothermia, there is progressive ... patient with mild hypothermia should raise suspicion of an overdose or CNS dysfunction due to infection or trauma. Table 20-2 Physiologic Changes Associated with Accidental Hypothermia nt...

Ngày tải lên: 06/07/2014, 12:21

... BP, blood pressure; CV, central venous; ROR, rate of rewarming.[newpage] Chapter 020. Hypothermia and Frostbite (Part 4) Rewarming Strategies The key initial decision is whether to rewarm ... patients, especially those with primary accidental hypothermia. Cardiopulmonary bypass should be considered in nonperfusing patients without documented contraindications to resuscitat...

Ngày tải lên: 06/07/2014, 12:21

... of hypothermia, the relaxation phase of the Achilles reflex is prolonged more than the contraction phase. Hypothermia obscures most of the symptoms and signs of infection, notably fever and ... classify frostbite as superficial or deep. Superficial does not entail tissue loss. Classically, frostbite is retrospectively graded like a burn. First-degree frostbite causes only ane...

Ngày tải lên: 06/07/2014, 12:21

... chronic Chapter 022. Dizziness and Vertigo (Part 3) Recurrent unilateral labyrinthine dysfunction, in association with signs and symptoms of cochlear disease (progressive hearing loss and tinnitus), ... vertigo and accompanying nystagmus have a distinct pattern of latency, fatigability, and habituation that differs from the less common central positional vertigo (Table...

Ngày tải lên: 06/07/2014, 12:21

... nephrogenic) Chapter 046. Sodium and Water (Part 3) Hypovolemia Etiology True volume depletion, or hypovolemia, generally refers to a state of combined salt and water loss exceeding intake, ... disorders are due to impaired secretion of and renal unresponsiveness to AVP, respectively, and are discussed below. II. ECF volume normal or expanded A. Decreased cardiac...

Ngày tải lên: 06/07/2014, 15:21

... Chapter 058. Anemia and Polycythemia (Part 3) Approach to the Patient: Anemia The evaluation of the patient with anemia requires a careful history and physical examination. ... important, and clinical laboratories often provide a description of both the red and white cells, a white cell differential count, and the platelet count. In patients with severe anemia and...

Ngày tải lên: 07/07/2014, 01:20

... Chapter 059. Bleeding and Thrombosis (Part 3) Sites of action of the four major physiologic antithrombotic pathways: ... thrombin and the other clotting factors in coagulation. Antithrombin neutralizes thrombin and other activated coagulation factors by forming a complex between the active site of the enzyme and the ... (PAIs), specifically PAI1 and PAI2, inhibit the...

Ngày tải lên: 07/07/2014, 01:20

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