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level: STREPTOCCOCAL IFXN

Questions and Answers List

level questions: STREPTOCCOCAL IFXN

QuestionAnswer
Also known as "Group A hemolytic Streptococi"Streptococcus pyogenes
Streptococcus pyogenes causes feverTrue
It means that it completely lyses the erythrocytes in Blood Agar PlateBeta Hemolytic
It is the infection in pharynx or throatPharyngitis
Type of fever caused by the exotoxins produced by the Streptococcus pyogenesScarlet fever
Skin lesions that caused by Streptococcus pyogenes and is usually found in childrenImpetigo
Known as the flesh or meat eating bacteriaNecrotizing fasciitis
It is found within the fimbriae and is hairlike projections outside the cell. It is antigenicM protein
It is he most antigenic extracellular toxic product that is produced by teh Streptococcus pyogenesStrep O
What are the extracellular products of Streptococcal pyogenesSLO SLS Hyaluronidase Streptokinase Erythrogenic toxin
It is always considered as potential pathogen and is found in human respiratory tract that causes fever and strepthroatStreptococcus pyoegenes
What is the mode of transmission for Streptococcus pyogenes?Droplet transmission, drowding, school aged children
What is the immunologic manifestation of Streptococcus pyogenesInduces the production of several antibodies
Antibodies starts to increase during the day __ and has a maximm up to __ weeks7 and 4
Antibodies against Streptococcus pyogenes becomes low when the infection beomes ____Endocarditis
Antibody titer becomes ____ on other infectionHigher
Diagnostic evaluation for Streptococcus pyogenes?Antibody testing (ASO) and sample culture
Also known as STSSStreptococcal Toxic Shock Syndrome
STSS ___% of infection has undermined mode of transmission50%
What causes STSS?The use of tampons
Immune mechanism from STSS: Streptococcus pyogenes produces Exotoxins ___&___ which meditates overprodution of TNF-ALPHAA AND B
___ and __ are necessary to create pyogenic reaction or feverIL-1 AND IL-2
What is the mortality rate of STSS?70%
What year did the syphilis first reported?1495
What year did the spirochetes discovered?1905
What is the causative agent of syphilis?Treponema pallidum
Treponema carateumPinta
Treponema pertenueYaws
Syphilis or Treponema pallidum can be seen under what?Darkfield Microscopy
Syphilis has an increased transmission on?Males who are having sexual intercourse with male (Anal sex)
Syphilis is transmitted by?Direct contact
Syphilis is highly transmissible in blood products, however, ___may decrease possibility of infectionrefrigeration
Syphilis is tested together with?Clamidia, Gonnorrhea, and HIV
What are the stages of Syphilis?1. Primary 2. Secondary 3. Tertiary
What is present during the primary stage of syphilis?Painless chancre
What is present during the secondary stage of syphilis?Condyloma lata
WHat is present during the tertiary stage of the syphilis?Hutchinsonian's triad Neurosyphilis Congenital syphilis
Immunologic manifestation of syphilis?Antigen Antibody
It is any disease causing microorganism carried by an object-insect, arachridis, or animalsVector Born Disease
Lyme disease is caused by what type of spirochaetes?Borrelia burgdorferi
Borellia burgdorferi is carried by what vector?Ixodes scapularis
Is lyme disease common in america and europe?Yes
What are the signs of lyme disease?Cutaneous lesions Carditis Meningitis Arthritis
What are the diagnosis for lyme disease?Antibody detection ELISA PCR CSF analysis
Treatment for Lyme disease?Antibiotics
What bacteria causes Ehrliciosis?Ehrlichia chaffensis
What type of vectors carries Ehrlicia chaffensis?Ambylomma americanum and Ixodes scapularis
Treatment for Ehrliciosis?Antibiotics scuh as tetracyline and chloramphenicol
It is a ticked born disease that is caused by Rickettsia RickettsiiRocky Mountain Spotted Fever
What is the carrier of Rickettsia RickettsiiA. cajennense
It is caused by a parasitic protozoan, Babesia microtiBabesiosis
What is the carrier of Babesia microtiI xdes scapularis
It is caused by a Japanese encephalitis virus FlaviviridaeWest Nile Virus
What is the carrier of the causative of the disease West Nile RiverAedes aegypti
Toxoplasmosis is caused by?Toxoplasma gondii
Definitive hosts of Toxoplasma gondii?Cats and humans as accidental hosts
Signs and symptoms of Toxoplasmosis?Most people are asymptomatic except from immunocompromised
Aids patients infected with toxoplasmosis may form?Encephalitis
Babies infected with toxoplasmosis may cause?Congenital abnormality
Diagnosis of Toxoplasmosis?Antibody titer and PCR
It is a virus that is a member of HVU (Human Herpes Virus)Cytomegalovirus
What is the mode of transmission for cytomegalovirus?Cell to cell transmission
Most common virus transmitted to the fetusCytomegalovirus
Cytomegalovirus is ___ on immunocompetent individualsSelf- limiting
Signs and symptoms of cytomegalovirus?Asymptomatic Rarely causes fever, sore throat, malaise, and swollen glands
____ are found to be reservoir of the cytomegalovirusBody fluids
Known to after immune systemCytomegalovirus
Diagnosis for cytomegalovirusPCR for immunocomporomised patient
It is caused by Epstein- barr virusInfectious mononocleus
Infectious mononocleus is a member of HHV?Yes
Cause of Burr Kits lymphoma and Guillian Barre SyndromeInfectious mononocleus
Is infectious mononocleus self limiting to immunocompetent individual?yes
Infectious mononocleus infected at least __% of world's population95%