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 [...]
Essay on Tetanus! Meaning of Tetanus: Tetanus caused by CI. tetani, occurs in man and animals. When a wound is infected with CI. tetani under conditions that allow the organism to multiply and produce the toxin, absorption of the toxin leads to hyper-excitability of voluntary musculature. The disease is characterised by increased muscle tonus and exaggerated muscular response to simple [...]