In this article we will discuss about the Pyrexia of Unknown Origin (PUO):- 1. Causes of PUO 2. Infection of PUO 3. Laboratory Diagnosis. Causes of PUO: The most common causes of prolonged PUO are: (a) Chronic infections; (b) Tumours, (c) Connective tissue disorders; (d) Granulomatous diseases (e) Drug hypersensitivity reactions (Table 94.1): Infection of PUO: Aetiology: As a cause [...]
In this article we will discuss about Blood:- 1. Blood Composition 2. Blood Circulation 3. Factors of Infection. Blood Composition: Plasma: The fluid portion of the fresh un-coagulated blood is known as plasma which makes up 55 per cent of whole blood. It is yellowish and transparent. It contains proteins, food for the body tissues and waste products from the [...]
The following points highlight the top two groups of Mycoses (Diseases caused by Fungi). The groups are: 1. Cutaneous Mycoses 2. Systemic Mycoses. Group # 1. Cutaneous Mycoses: Fungi penetrate the skin, hair and nails and grow as branching filaments or hyphae. Only the dead outer layer of these tissues is invaded; whereas the deeper or living layers cannot support [...]