17 Rabies

Feb 19, 2017 by in MICROBIOLOGY Comments Off on 17 Rabies

VIROLOGY The rabies virus is a rhabdovirus, which is a bullet-shaped, enveloped, RNA virus, 70 nm in diameter × 180 nm in length, of the Lyssavirus genus and Rhabdoviridae family…

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42 Fungi—Basic Concepts

Feb 19, 2017 by in MICROBIOLOGY Comments Off on 42 Fungi—Basic Concepts

FIGURE 42–1. A yeast cell showing the cell wall and internal structures of the fungal eukaryotic cell plan. (Reproduced with permission from Willey JM: Prescott, Harley, & Klein’s Microbiology, 7th…

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41 Dental and Periodontal Infections

Feb 19, 2017 by in MICROBIOLOGY Comments Off on 41 Dental and Periodontal Infections

FIGURE 41–1. Dental plaque biofilm. The stages of formation of the bacterial biofilm called dental plaque are shown. Early colonizers bind to the enamel pellicle and late colonizers bind to…

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ENDOCRINOLOGY AND METABOLISM

Feb 19, 2017 by in PATHOLOGY & LABORATORY MEDICINE Comments Off on ENDOCRINOLOGY AND METABOLISM

As a reasonable generalization the microvascular complications (retinopathy, nephropathy, and peripheral neuropathy) are markedly influenced by good blood glucose control, while the macrovascular complications (myocardial infarction, stroke, and peripheral vascular…

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BLOOD

Feb 19, 2017 by in PATHOLOGY & LABORATORY MEDICINE Comments Off on BLOOD

When the hemoglobin (Hgb) falls below 4 g/dL the palmar creases lose their pink color, a hallmark of severe anemia. Shortness of breath is an underappreciated manifestation of moderate to…

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THE HEART AND CIRCULATION

Feb 19, 2017 by in PATHOLOGY & LABORATORY MEDICINE Comments Off on THE HEART AND CIRCULATION

The underlying hemodynamic abnormality in heart failure is an increase in ventricular end diastolic pressure. Many descriptors have been applied to the failing heart based on the presumed underlying physiology:…

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