Archive | September, 2016

What is amebiasis?

Amebiasis is an infection involving the large intestine and oftentimes the liver and other adjacent organs. The condition is caused by the single-celled protozoan parasite Entaemoba histolytica. Amebiasis usually occurs in areas where sanitation is poor. Most cases of infections occur in various developing countries. Take note that Entamoeba histolytica has 2 forms – active […]

African sleeping sickness

African sleeping sickness is basically an infection triggered by the protozoa Trypanosoma brucei rhodesiense or brucei gambiense. The condition is spread by a bite of a tsetse fly. The condition only occurs in regions of Equatorial Africa in which the tsetse flies thrive. Remember that there are 2 types of sleeping sickness. Each is triggered […]

What is physical allergy?

A physical allergy is an allergic reaction that is instigated by a physical stimulus. A physical allergy is different from other allergic reactions since the trigger is a physical stimulus. The common physical stimuli include the following: Sunlight Cold Vibration Heat or other stimuli that triggers sweating Physical pressure Minor injuries In some individuals, the […]

Angioedema: Difference between hereditary and acquired

Hereditary and acquired angioedema are triggered by a deficiency or malfunction of C1 inhibitor which is a component of the immune system. Both conditions cause repeated episodes of swelling beneath the skin. Both types are strikingly similar to angioedema caused by an allergic reaction with swelling of a region of tissues beneath the skin. Nevertheless, […]