Bacterial Pathology Flashcards
Normal bacteria of the skin; grape like
Staphylococcal infections
Pus producing and ability to be resistant
Staphylococcal infections
Prevents complement action of complement proteins
Protein A
Clots blood by activating PT to Thrombin
Coagulase
Activates plasminogen producing plasmin
Staphylokinase
Breaksdown hyalunoric acid; spreading factor
Hyaluronidase
Bone to bone marrow inflammation
Osteomyelitis
Most common cause of acute endocarditis
Staph aureus
Localized pus containing skin boil
Furuncle
Extensive form of furuncle
Carbuncle
____ causes gastroenteritis causing food poisoning
Staphylococcus
Normal bacteria of the oral cavity; chain like
Streptococcal infections
Virulence factors of staphylococcal infections
Protein A
Coagulase
Staphylokinase
Hyaluronidase
Virulence factors of streptococcal infection
Streptokinase
Pneumolysin
M protein
Cytotoxin mainly S. pneumoniae
Pneumolysin
Antigen of Group A beta hemolytic streptococcus
M protein
Streptococcal infection that produces incomplete hemolysis
Alpha hemolytic
Alpha hemolytic uses ______ to lyse blood cells INCOMPLETELY
Hydrogen peroxide
Bacterial pneumonia
S. Pneumonia
Subacute endocarditis
S. Viridans
1st colonizer of plaque
S. Sanguis
1st colonizer of oral cavity
How many hrs?
S. Salivarius
10-12 hrs
Most common cause of caries
S. Mutans
Streptococcal infection that produces “complete hemolysis”
Beta hemolytic
Beta hemolytic uses ______ to lyse blood COMPLETELY
Streptolysin
Most commonly involved GABS
Group A Beta-Hemolytic strep (GAS/GABS) - strep. pyogenes
Yellowish honey colored scabs in the skin
Impetigo
Hypersensitivity to M protein debris, after the body had recovered from actual infection
Post streptococcal infection
Generalized rheumatism
Rheumatic fever
Abnormal involuntary mov’ts
Chlorea
Pink torso rings
Erythema marginatum
3 most common bacteria that uses collagenase and hyaluronidase are
SA - staph aureus
SP - strep pyogenes
CP - clostridium perfringens
Corynebacterium needs ______ to cause a disease
Bacteriophage with diptheria toxin
Necrosis of pharyngeal and upper RT surface producing ________ membrane
Diptheritic membrane (pseudomembranous membrane)
Hx of corynebacterium diphetheria
Chinese character
Whooping cough caused by _____
Pertussis
Bordatella pertussis
Often suppurative and causes yellowish sulfur granules
Actinomyces- actinomycosis
Normal oral microflora
Causes suppuration
Common in cervicofacial area
Actinomyces israeli
Bacteria that causes root surface caries
Actinomycoses viscosus
Produces lactic acid found in oral cavity and vagina
Lactobaccilus
Bacteria that causes dentinal caries
Lactobacillus acidophilus
Structure produced by bacteria that is resistant to environmental factors (high temp and chemicals)
Spores
Best way to eliminate spores?
Autoclave (121 C for 15-30 mins with 15 psi)
Bacillus aerobic or anaerobic
Aerobic
Bacteria causing anthrax
Bacillus antracis
Dark scabs on skin
Eschars
Respiratory distress syndrome is affected by what type of pneumocyte
Type II
Clostridium aerobic or anaerobic
Anaerobic
Causes tetanus (lock jaw) Muscle spasm due to excitation of neurons due to tetanus toxin
C. Tetani
Vaccine for tetanus
Tetanus toxoid
Common to expired canned goods and undercooked foods
C. Botulinum
Results to muscle paralysis or muscle relaxation due to ____
Botulinum toxin (botox)
Causes gas gangrene
C. Perfringens
Bacteria causes pseudomembranous colitis
C. Difficile
Drug induced dse
Clindamycin
Partly gram +
Partly acid fast
Attacks immunocompromised pxs
Nocardia (N. Asteroides)
Causes listeriosis
Gram + that has endotoxin
Listeria (L. Monocytogenes)
Spiral/helical/corkscrew shape bacteria
Spirochetes
Hutchinson’s triad or congenital syphilis triad
Hutchinson’s incisors
Interstitial keratitis
Deafness
Tx for syphilis
Penicillin
Salivarsan
1st drug for syphilis
Salivarsan
Bacteria for PD dse and vincent’s dse
Treponema denticola
Vincent dse aka
Trench mouth
Necrotizing ulcerative gingivitis
Presence of painful punched out grayish pseudomembrane in interdental papilla
Fetid odor
Vincent’s dse
Tx for Vincent’s dse (3)
Debridement
Irrigation
Antibiotics (penicillin)
Bacteria that Affects liver resulting to yellowing of skin
Leptospira
MO of gonorrhea
Neisseria gonorrhea
MO of syphilis
Treponema pallidum
Most common bacteria in severe anaerobic infections like periodontitis
Bacteroides
Produces black pigmentation
Hydrolyzes collagen resulting to bone resorption
Bacteroides melaninogenicus
Associated with PD infections and produces black pigmentation
Porphyromonas gingivalis
Most common cause of STD
Example:_____
Chlyamydia
Chlyamydia trachomatis
Causes Epidemic typhus - lice
R. Prowazekii
Cause Endemic typhus - fleas
R. Typhi
Cause Rocky mountain spotted fever - ticks
R. Rickettsia
MO for typhoid fever
Salmonella typhi
Bacteria in stomach and small intestine
Helicobacter pylori
Bacteria of cholera
Vibrio cholera
Bacteria for ameobiasis
Entamoeba histolica
Bacteria for shigellosis
Shigella dysenteriae
Bacteria that would result to diarrhea (2)
Shigella dysenteriae
Entamoeba histolica
Pulmonary TB features (2)
Ghon’s focus - coin lesion radiographically
Ghon’s complex - with lymph node involvement
*most common cause of endocarditis
Strep. Viridans
Moth eaten radio. appearance (3)
Osteomyelitis
Ewing’s sarcoma
Ext. root resorption
Acute endocarditis causative agent
Subacute endocardidits
Which is more common?
Which is more aggressive
Staph. Aureus (Acute - Aureus)
Strep. Viridans (suBacute - Biridans)
Subacute!
Acute!
Bacteria seen in
Enamel caries:______
Dentin:_______
Root surface:________
S. Mutans
Lactobacillus acidophillus or L. Casei
Actinomyces viscosus
Plaque production is done after ______ hrs
24-48 hrs after brushing
Most numerous in OC
S. Salivarius
1st colonizer of OC comes after _____
10-12 hrs after birth
Other sources- 24 hrs
2 sugars of plaque
Dextrans
Levans
Sticky sugar (serve as adhesive)
Dextrans
Colony of Microorganisms
Plaque
Bacterial pneumonia may lead to _____
Pulmonary edema
Disease associated with Group A Beta hemolytic strep
Impetigo
Scarlet fever
Strep. Throat
Classification of streptococcal infections
Alpha hemolytic
Beta hemolytic
Virus associated with pneumonia (2)
Influenza virus - adults
Respiratory synctial virus (RSV) - children
5 signs of rheumatic fever
Polyarthritis Pancarditis Valvular damage Chorea Erythema marginatum
Generalized arthritis
Polyarthritis
All layers of heart inflammed
Polycarditis
Commonly involved part of heart with valvular damage
Mitral valve Aortic valve (pag wala sa choice mitral)
*which of the ffg reason why you can be hospitalized
Pansinusitis
World wide dse
Pandemic
Seasonal dse
Epidemic
Ex. Dengue
Dse localized within the area
Endemic
Fluorosis, malaria
Abnormal involuntary movts
Chorea
Pink torso rings
Erythema marginatum
Post streptococcal infections (2)
Rheumatic fever
Post-strep glomerulonephritis
*Bacteria that causes pseudomembrane
Corynebacterium diptheria
NUG
Pseudomembranous colitis
Hx appearance with chinese character (2)
Corynebacterium diptheria
Fibrous dysplasia
Causative agent of tetanus
Vaccine:____
Clostridium tetani
Tetanus toxoid
Difference between tetanus and tetany
Tetany caused by HYPOCALCEMIA
Tetanus caused by TETANUS TOXIN from Clostridium tetany
Bacteria with gram + and fungi at the same time
Actinomyces - actinomycosis
Anthrax hit what organs
Skin - eschars
Lungs - respi. distress syndrome
Anthrax aka
Wool sorter’s dse
Bacteria that is spore forming
Bacillus
Clostridium
Pseudomembranous colitis is seen what organ
Large intestine
Tx for Pseudomembranous colitis
Vancomycin
Metronidazole
Adverse effect of vancomycin
Redman syndrome
Drug induced dse of Pseudomembranous colitis
Clindamycin
Bacteria of gonorrhea
Neisseria gonorrhea
Bacteria of young adult menigitis
Neisseria meningitidis
Other MO associated with meningitis
Escherichia coli
Haemophilus influenza
Strep. Pneumonia
Dse with escherichia coli (3)
Traveller’s diarrhea “montezuma’s revenge”
Meningitis
UTI
Stages of syphilis
Chancre sores (primary) White mucous patches (secondary) Gummatous necrosis (tertiary)
Natural penicillin (2)
Penicillin VK
Penicillin G
Administration of penicillin VK
Orally (VK - Vivig)
Administration of penicillin G
Parenteral (inGiktion - G)
MO of leptospirosis
Leptospira
Weil’s dse (whale)
Most common cause of nosocomial infection (3)
Staph. Aureus
E. Coli
Pseudomonas aeruginosa
Bacteria associated with endo and perio
Bacteroides melaninogenicus
Porphyromonas gingivalis
3 dse associated with R. Tsutsugamushi
Q fever - tick feces
Tsutsugamushi - mites
Scrub typhus - mites
(QTS - cute)
Bacteria common to peptic ulcer
Helicobacter pylori
*dse associated with human lice
R. Prowazekii
Bacteria associated with watery diarrhea
Vibrio cholera
Black stool
Bleeding on what area
Melena
Bleeding on upper GI tract (stomach)
Red stool
Bleeding on what area
Hematochezia
Bleeding on Large intestine
Ghons focus aka
Ghon’s tubercle
Vaccine for TB
Bacillus
Calmette
Guerin
Test for TB
Mantoux test
Most common site of primary pulmonary TB
Apex of lungs
TB of bone
Pott’s tb
TB of neck
Scrofula or King’s evil
Generalized TB is called
Miliary TB (Malala)
generalized edema
Anasarca
TB in children
Primary Complex
Type of necrosis seen in TB if it is untreated
Caseous necrosis
Dse with lion face
Hansen’s dse
Bird and fish face
Pierre robin syndrome
Dse with bird face
Deficient mandible and zygomatic bone
Treacher’s collins or
Mandibulofacial dysostosis
Dse with frog face
Crouzon’s or craniofacial dysostosis
To virus of virAl pneumonia
Influenza virus
Respiratory synctial virus
DPT vaccine is for (3)
Diptheria
Pertussis
Tetanus
2 spore forming bacteria
bacillus (aerobic)
Clostridium (anaerobic)
MO for leprosy
Mycobacterium leprae