notes of JPFerrara http://members.tripod.com/~uncljoedoc/index.html tactics earn md gertrude tumors innocent single multiple malignant primary secondary hormone producing inactive Accidents blunt penetrating foreign body (gall stone...fishbone) congenital topical (lesions common to the part) hydrocoele scrotum tropical inflammations (includes infections and allergies) viruses rickettsiae bacteria fungi protozoa parasites tuberculosis may effect all tissues think of crohn's uc (these are inflammations not infections) appendicitis asthma-intrinsic,extrinsic collagen disease syphilis endocrine (from above downward) pituitary thyroid parathyroid thymus pancreas adrenals gonads possibly kidney and placenta anemias arteries veins lymphatic heart reticuloses -connect with tumors and include leukemias nervous psychological true nervous diseases metabolic myopathies mechanical causes intussussceptions adhesions diet drugs poisons and degeneration (oseteoarthritis) lead poisoning-headache,irritability insomnia,constipation abdominal pain tunsten carbide-known pulmonary sensitizer gynecological