Polycystic kidney disease can cause abdominal pain, headaches, and pain in the sides and back. Porphyria is a condition that can affect the nerves and skin, making the skin extremely sensitive to sunlight. Hydronephrosis is a condition of the kidneys and causes aching or pain, urinary symptoms, fever, and nausea.
Protozoan infections are parasitic diseases caused by organisms formerly classified in the Kingdom Protozoa. They include organisms classified in Amoebozoa, Excavata, and Chromalveolata. Examples include Entamoeba histolytica, Plasmodium (some of which cause malaria), and Giardia lamblia. Trypanosoma brucei, transmitted by the tsetse fly and the cause of African sleeping sickness, is another example.
Making the world better, one answer at a time. Pathogenic diseases are caused by what is called a pathogen. Pathogens are parasitic organisms that cause disease int heir host.There are five different groups of pathogens: Viruses, bacteria, fungi, protozoans and parasitic worms. Deficiency diseases are just as the name suggests.They are caused by a deficiency of a particular nutrient in the diet. Hereditary diseases are passed on through generations via their genes.here are five different groups of pathogens: Viruses, bacteria, fungi, protozoans and parasitic worms. Deficiency diseases are just as the name suggests. They are caused by a deficiency of a particular nutrient in the diet.