Flashcards in Chapter 4: Infectious Diseases Deck (79):
Name Bacterial Diseases:
Acute & Chronic Osteomyselitis
Impetigo is caused by by 2 types of bacteria
STREP Pyogenes and staph aureus
How does impetigo start to infect the host?
Needs a break in the skin for entry
What's impetigo most common in and what does it look like?
common in kids; looks like vesicles/bullae around chin
What does tonsillitis mean
inflammation of the tonsils
MOST IMPORTANT bacteria responsible for Tonsillitis
group A - BETA hemolytic streptococci (think strep throat)
What bacteria causes TB?
What type of inflammatory disease is TB?
granulomatous inflammatory disease
How is TB transmitted?
via respiratory droplets
Which lympocyte does the TB bacteria multiply in?
*What are 4 S/SX of TB?
1. Persistant Cough
3. night sweats
*What are 2 common oral lesion sites as a result from TB?
TONGUE AND PALATE
What type/# of hypersitivity is the TB Skin test?
Type 4: Delayed
What does a positive TB Test mean?
It indicates PREVIOUS exposure not an ACTIVE disease
Does a positive TB test mean you have the active TB?
NO; it means you were previously exposed to it
What are 2 anti-TB drugs?
1. INH (isoniazid)
After how long is a person with TB non-infectious of starting starting drug therapy?
Actinomycosis is caused by what? is it fungal or bacterial? and where does it live?
(BACTERIA)Actinomyces israelii (Gram + anerobe)
-Normal inhabitant of tonsillar crypts
The suffix (-cosis) = fungal disease, except for WHICH bacteria disese?
*Is Actinomycosis a fungal disase
**Characteristic manifestation of Actinomycosis
abscesses that end to drain by the formation of sinus tracts
What type of granules form in Actinomycosis?
SULFUR granules ; colonies of of organisms appear in pus as bright yellow grains
Syphillus is caused by what bacteria?
Treponema Pallidum (spirochete)
The bacteria for syphillus needs what to get into skin?
penetrates intact mucosa through a break in skin
The bacteria Treponema Pallidum causes what?
Can syphillus pass transplacentally?
YES! and direct sexual contact & blood transfusion
*Whats the primary lesion associated with primary syphillus?
CHANCRE sore "Shanker/SSyphillus"
Whats the treatment for syphillus?
most heal after 2-4 weeks but the disease enters latent period
Secondary syphillus occus where?
Are all types of syphillus lesions highly contagious?
NO, gummas (3) aren't infectious
*What does secondary syphillus look like?
Mucous patches (multiple, painless, gray-white plaques covering ulcerated mucosa)
*Teritary syphillus has localized lesions called what? and are they infectious?
What are the 3 different lesions for PRimary, Secondary, and Tertiary syphillus
2- Mucous patches
syphillus lesions acronym
Congenital syphillus is transmitted how?
Infected mother to fetus; organism CROSSES through placenta
Can an organism cross the placenta?
What are the Hutchinson’s triad FROM CONGENITAL SYPHILIS
1- 8th cranial nerve deafness
2- hutchinsons incisors (hypoplasia)
•very flat incisal edge
3- mulberry molars (hypoplasia)
•blobs on enamel
Which nerve is affected with congenital syphillus?
What bacteria causes acute NUG?
What bacterial disease does Trepomena denticola cause?
Where does Acute NUG occur and does it preceed a vesicle?
NO! it occurs on gingiva
*What is pericoronitis?
Inflammation of mucosa around the crown caused by bacteria in pocket of a PARTIALLY erupted impacted tooth
** Most common location of pericornitis?
MANdibular 3rd molar
What does pericornitis look like
What bacterial disease has acute inflammation of bone and bone marrow
What organism causes Acute Osteomyelitis?
Acute Osteomyelitis is most commmon where?
What results from Acute Osteomyelitis?
Chornic osteomyselitis appears ____________ in a radiograph
Types of Fungal Diseases:
-Chronic hyperplatic Candidiasis
-Median Rhomboid glossitis
Thrush is another name for
Whats the most common oral fungal infection?
Candida Albicans (yeast infection)
What are the causes of fungal diseases? (be able to list 2)
- diabetes & HIV
-infancy ( weak immune)
Can xerostomia cause a fungal disease?
YES! think Epulis fissuratum
which Type of oral candidal infection scapes off to reveal raw bleeding area:
1. Psudomembranous Candidiasis
4. Angular Cheilitis
5. Median Rhomboid Glossitis
Psudomembranous candidiasis (psudo till you scrape it)
Most common oral form of CANDIDIASIS?
Chronic Atrophic candidiasis
Which fungal infection is AKA Perleche
Angular Chelitis (think leche stain on lips)
Which fungal disease has a red elongated lesion on doral surface of tongue?
Median rhomoid glossitis
Deep fungal infections affect the lungs except one
Mucormycosis is AKA
Phycomycosis "Mucormycosis" is found in ________ and detroys what part of the skull
soil; destroys maxilla
What are the 3 conditions of the Papillomavirus
1. Verruca Vulgaris
2. Condyloma Acuminatum
3. Focal Epithelial Hyperplasia
The common wart is AKA and is what type of disease?
The common wart is also known as Verruva Vulgaris and its a VIRAL infections (HPV)
what is Condyloma Acuminatum and how does it appear in the mouth?
Its a benign STD papillary lesion causes HPV.
- it appears as pink exophytic mass
HPV related Heck's disease is also known as
_H for H
- also known as Focal Epithelial hyperplasia
what does focal epithelial hyperplasia look like in the mouth
white warts all over
In the latent stage, is herpes clinically detectable?
Herpes affects what in the cell?
is herpes treatable?
NO, only use antivirals to treat symptoms
Whats the only infection preceded by vesicles
HERPES (primary herpetic gingivostomatitis)
HSV 1 most commonly occurs?
on movable mucosa, but can occur anywhere in oral mucosa
Which herpes 1,2,3 is crops of ulcers precede by vestibules
Herpes Type 1
Which type of herpes is a cold sore/blister?
Recurrent herpes simplex
(common on vermillion border) think people who always get cold sores, get them all the time "recurrent"
*where does herpes whitlow occur?
INDEX Finger (HSV 1)
Which is the most Common STD?
HSV 2 (genital herpes)
Which type/# of herpes is Varicella-zoster virus?
How is varicella transmitted?
via respiratory droplets
*Name of rash appearing on patients with varicella?