Bacterial infections

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Information about Bacterial infections

Published on March 21, 2014

Author: shafaqsalim


Bacterial infections: Bacterial infections Dr. Shafaq Salim What is bacteria?: What is bacteria? What is virus?: What is virus? Tuberculosis: Tuberculosis The Name TUBERCULOSIS : The Name TUBERCULOSIS Tuberculosis: Tuberculosis Mycobacterium tuberculosis May also be associated with immuno-compromised individuals Oral manifestation Ulcer on mid-dorsum of tongue, lip or other parts Well circumscribed & indurated. Over-hanging edges Pale floor-can be ragged & irregular Painless in early stages Regional lymph nodes are unaffected Investigations: Investigations Sputum Chest radiography Biopsy Management No local treatment needed Multi-drug chemotherapy Syphilis: Syphilis What is syphilis?: What is syphilis? Is a contagious bacterial infection that is transmitted through contact with an infected person, usually during intimate sexual contact. PowerPoint Presentation: caused by the bacterium Treponema Pallidum spiral shaped enters through open cuts or sores in the mucous membrane contracted through contact with a chancre during sexual contact or passed from mother to baby called congenital syphilis progresses through 3 stages ; primary, secondary, latent and tertiary stages stages get progressively worse if left untreated highly contagious potentially fatal Stages: Stages CHANCRE DIFFUSE RASH GUMMA Primary Syphilis--CHANCRE: Primary Syphilis-- CHANCRE not all people show visible signs of the disease at the beginning Primary Stage a small painless ulcer chancre usually appears 3-4 weeks after the initial infection Firm nodule (around 1cm) Rounded ulcer with raised indurated edges Regional lymph nodes are enlarged, rubbery & discrete usually disappears in 8-9 weeks without treatment the bacteria is still multiplying in the body contagious Secondary Stage: Secondary Stage Begins 1-4 months after infection Asymptomatic Pinkish (coppery) macules Symmetrical distribution Oral lesions may affect tonsils, lateral border of tongue and lips flat ulcers Covered by greyish membrane Irregularly linear (snail‘s track ulcer) or, Coalesce to form well defined rounded areas (mucous patches) mild fever, malaise, headache, sore throat, generalized lymphadenopathy patchy hair loss bacteria has spread to the blood most contagious stage resolves in 2-6 weeks without treatment Latent Stage: Latent Stage characterized by the lack of symptoms no symptoms may appear for months or years syphilis is still alive in the body bacteria starts to damage the internal organs; brain, heart, sexual organs damage can go unnoticed until the next stage Congenital Syphilis: Congenital Syphilis during the secondary stage the infection can be transferred to the baby if the mother is not treated during pregnancy it can cause deformations, or possibly death tested after birth; if the baby has syphilis it is treated right away Tertiary Stage--GUMMA: Tertiary Stage-- GUMMA Occurs after 3 or more years later after secondary stage symptoms disappear. Affect palate, tongue or tonsils. Vary from 1 to several inches Leukoplakia of tongue may also developed Heals with severe scarring which may, Distort the soft palate or tongue Perforate the hard palate or destroy the uvula DIAGNOSIS: DIAGNOSIS H ard to diagnose because the symptoms are similar to other diseases such as the flu Different tests used for the different stages P rimary stage - physical examination, description of symptoms taken, fluid from chancre taken and examined S econdary stage - blood tests T ertiary stage - spinal tap may be required in case of neurosyphilis TREATMENT: TREATMENT antibiotics; usually penicillin if allergic doxycycline may be used administered either intramuscularly or intravenously daily then asked to attend injections for two years monthly then asked to go every three months for examination and blood test to ensure and check the success of the treatment regular check-ups are needed after the treatment to make sure the infection is gone treatment can be done at any stage but any damage done is irreversible

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