Bacterial Diseases

Actinomycosis – Causes, Pathophysiology, and Diagnosis.

Overview – Actinomycosis Actinomycosis is a rare subacute or chronic bacterial infection that causes both suppurative and granulomatous inflammation. Characteristics include localized swelling with suppuration, abscess formation, fibrosis and sinus drainage of pus containing ‘sulfur granules’. Actinomycetes are normal colonizing organisms of the oral cavity and may also be present …

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Aspergillosis – Causes, Complications, and Prevention.

Definition Aspergillosis is an infection caused by a type of mold. The illnesses resulting from aspergillosis infection usually affect the respiratory system, but their signs and severity vary greatly. The mold that triggers the illnesses, Aspergillus, is everywhere, indoors and outdoors. Most strains of this mold are harmless, but a …

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Typhoid – History, Causes, Treatment, and Prevention

Definition Typhoid fever is caused by Salmonella typhi bacteria. Typhoid fever is rare in industrialized countries. However, it remains a serious health threat in the developing world, especially for children. Typhoid fever spreads through contaminated food and water or through close contact with someone who’s infected. Signs and symptoms usually …

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