Flashcards in Midterm Review Deck (96):
produce lesions inside and outside GIT
bacteria in GIT but produce lesions outside only
proteas, pseudomonas, bacteroids
bacteria gram - associated with respiratory tract
H. influenza, pertussis, legionella
G - rod with wide polysaccharide capsule
pneumococci, meningococci, h. influenza
all produce meningitis
pneumococci, meningococci, h. influena
What type of influenza are we concerned with?
what causes cleaning of mucous membrane so bacteria can attach?
What is the leading cause of meningitis in children?
What can H. influenza cause in older people
syphilis lab test
tuberculosis lab test
Treatment for H. influenza
organism that produces beta lactamase
common H. influenza vaccine given to babies
if you are 5 or 8 years old meningitis is mostly due to what?
If meningitis when 10 years old, most likely due to what?
What is the appearance of gonococci/meningococci?
diplococci, red (gram -), kidney shaped
difference between diarrhea and dysentry
diarrhea is watery stool and dysentry is stool that is less watery and mixed with blood and mucous
What cause bacillary dysentry?
Transmission of Shigella?
human to human transmission in the fecal- oral route
Is shigella motile?
does Shigella have a high virulence?
What are the 4 F's in Shigella?
fingers, flies, food, feces
Where is Shigella located?
exclusively in the GIT
What is the pathogenesis of Shigella?
causes ulcerations- do not penetrate gut wall and do not enter the blood stream
Clinical Manifestations of Shigella?
fever, abdominal cramps, dysentry, resolves in 2 to 3 days
Treatment for Shigella
fluids and electrolytes in milder cases and cipro in more severe cases
Is there a vaccine for Shigella?
What bacterias produce spores
Bacillus (Anthrax, Cereus), Clostridium (tetani, Botulinum, Perfringens, dificile)
Which group is Acid Fast Bacillus?
Common cause of UTI in women?
What are the later complications of Streptococci sore throat?
rheumatic fever - may cause damage to heart and joints
Peculiarity of arthritis in rheumatic fever?
clinical manifestations of streptococcal infection?
scarlet fever, sore throat, no cough, impetigo
What is impetigo?
streptococcus or staphylococcus aureus infection- contagious skin infection that produces blisters or sores on face, neck, hands, diaper area
What is acute glomerulo nephritis?
follows streptococcal skin infections after three weeks- causes hypertension, edema of face and ankles and smoky urine
Diseases produced from complications of strep pneumonia
meningitis, otitis media-- normally causes lobar pneumonia
Complications of typhoid fever
ulcers deep in the gut that can perforate and cause intestinal hemorrhaging- gall bladder infection in chronic carrier state
What organism causes typhoid fever?
Is Salmonella motile?
What is the course for salmonella typhi?
human only- no animal source
How is S. Typhi transmitted?
ingestion of food and water contaminated with human waste
What diseases have no vaccines available?
gonorrhea, gas gangrene, Cl dificile, lysteria bacteria, Chlamydia, Syphilis
What organism causes Q fever?
Mode of transmission for Q fever?
inhalation- even miles away
Who spreads Q fever?
partruition animals, amniotic fluid, placenta, urine, feces
What organism causes rocky mountain spotted fever?
What is rocky mountain spotted fever spread by?
symptoms of rocky mountain spotted fever?
flu like symptoms with rash, hemorrhaging on hands and feet that moves to trunk- delirium and coma are bad cases
What STD is transmitted from mother to baby?
Gonorrhea, Chlamydia, Syphilis
What infection can get through contact lenses?
Organisms transmitted by sexual contact
Gonorrhea, Chlamydia, Syphilis,
What organism produces syphilis?
What diseases are transmitted through a human louse?
Thyphus fever, Borerlia
Source of infection for Typhoid
from other humans-- NOT animals or soil
What organism do we get from reheated rice?
get in TB with lymph node in mediastinum
Anthrax B skin
Wool Sorters Disease
anthrax- inhalation from hides, skin, wool and bristles
can't see, can't pee, can't climb a tree- arthritis of joints- usually from STDS
scalded skin syndrome
Jarish Hexheimer reaction
antibiotic used to kill syphilis but then all dead bacteria is there and produces a reaction- fever
later symptoms of syphilis- depressed nose, notched teeth, interstitial keratitis, and nerve deafness
What does Trachoma cause?
chronic infection of conjunctival mucous membranes in the eye
What bacteria produces Trachoma
What do types D-K of Trachomatis produce>
genital tract infections- urethritis
What does type L of trachomatis produce?
LGV- painful ulcers
What is the scrofula-gland enlargement of the neck?
a form of TB
Waterhouse Freidrichen syndrome?
hemorrhage in septic meningitis
In what disease do you get the Bulls eye?
Lyme disease- Borrelia burgdorferi
TB that affects the spine
most common sexually transmitted disease
Toxin or enzyme produced by Treponema pallidum
No toxin or enzyme!
What produces peptic ulcers?
What grows on disinfectant solutions?
What organism produces beta lactamase?
Infectious diseases that are not communicable
H. pylori, tetanus
What bacteria comes from rabbits
Test to diagnosis syphilis
RPR - blood test
What disease is caused by campylobacter?
source of infection of campylobacter
What is the reservoir of Borrelia?
small mammals like white footed mouse, deer
How is Borrelia transmitted among animals?
What is the most common vector born disease in US?
How long does the tick have to feed on our skin to produce infection?
Stages of tick bite
1. red rash with clear white center. 2. cardiac/neurologic involvement- bells palsy 3. arthritis of large joints, CNS disease
Treatment for lyme disease
stage 1- doxy/amoxycilin
stage 2 or later- pen G, ceftrioxone
Treatment for tuberculosis
6 months of INF, rifampin, ethambutal, pyrazinamide
Sewage workers are prone to getting what disease?
rate urine fever---leptospira
Side effect when treatment with gentamycin
Gram stained smear shows pink colored kidney shaped diplococci from CSF what is it?