Whipple's disease expert in the disease, applied novel diagnostic methods to stored tissue samples from Whipple's original patient, and demonstrated "T. whipplei" in these tissues. Whipple's disease Whipple's disease is a rare, systemic infectious disease caused by the bacterium "Tropheryma whipplei". First described by George Hoyt Whipple in 1907 and commonly considered a gastrointestinal disorder, Whipple's disease primarily causes malabsorption but may affect any part of the body including the heart, brain, joints, skin, lungs and the eyes. Weight loss, diarrhea, joint pain, and arthritis are common presenting symptoms, but the presentation can be highly variable and approximately 15% of patients do
Periodontal disease periodontal diseases is as follows: Periodontal health, gingival disease and conditions Periodontitis Other conditions affecting the periodontium Peri-implant diseases and conditions The goals of staging periodontitis is to classify the severity of damage and assess specific factors that may affect management. According to the 2017 classification, periodontits is divided into four stages (1 to 4); after considering a few factors such as: According to the 2017 classification, the grading system for periodontitis consists of three grades: Risk factors affecting which grade a person is classified into include: Daily oral hygiene measures to prevent periodontal disease include: Typically, dental hygienists (or