Bacterial Infections Flashcards
(25 cards)
Syphilis is caused by
Treponema pallidum
Signs of primary syphilis
Chancre appears within 2 to 8 weeks after infection
Usually, on lower lip,tip of tongue, and rarely other sites
When does primary syphilis heal?
After 8 to 9 weeks without scarring
Secondary syphilis
Occurs 1 to 4 months after infection.
•Malaise fever lymphadenopathy followed by rash and stomatitis
•asymptomatic coppery macules
Tertiary syphilis
•Devastating stage
•Involves multiple systems
•Passed from mother to child during prenancy
•Gumma of palate
Can tertiary syphilis cure
Heals with severe scarring but may destort soft palate and destroy uvula
Lab tests
•VDRL
•FTA ABS test
•RPR
Management
Antibiotics : doxycycline and azithromycin
Follow up
•Partner notification
•serlogical screening
Chlamydia infecting organism
Chlamydia trachomatis
Symptoms of chlamydia
•Burning sensation with urination and disharge
•Green exudate in men
•Bleeding
•Itching
•Soreness
•Painful bowel moments
•Pharyngitis
Investigation of chlamydia
NAAT
Gonnorhea infecting oganism
neissreia gonnorhea
Gonnorhea signs
•Burning sensation while urinating
•Bleeding
•Swollon Lymph nodes
•Difficulty in swallowing
•Pharyngitis
Gonnorhea investgation
•NAAT
•oral swab test for gram negative diplococci
Gonnorhea treatment
Antibiotics: ceftriazone and
Azithromycin
Actinomyces infecting oganism
Actinomyces israelii
Actinomyces signs
Lumpy tender swelling
High fever
Abcess
Inflammation
4 paths usually affected
Cervical
Thoracic
Abdominal
Pelvic
Investigation
•biopsy
•aspiration of exudate for sulfer granules and branching filament bateria
Management
•Parenentral penicillin for 2 to 6 weeks
•oral penicillin for 1 year
•IND
Tb infecting organism
Mycobacterium tuberculosis
Signs
•Chronic cough
•Fatigue
•chills
•Moderate fever
•Night sweats
•Loss of appetite
•Weight loss
Investigation
•Mountax test
•IGRAs
•Chest xrays
•Sputum smear microscopy
•mycobacterial culture
