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Micro 🦠 > تجميعات مهمة > Flashcards

تجميعات مهمة Flashcards

1
Q

baby suckling his finger ( has a viscles on her finger) what is the causive ORganism?

A

HSV1

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2
Q

Hiv pateint develpo purple nodular rash on his face and sool what is the causive OR?

A

-Human herpes 8

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3
Q

infant in hospital had a server respiratory infection what the OR cause this condition and best drug to treat it?

A

RSV , Rbivine

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4
Q

how to diagnose Molluscum contagiosum?

A

Elecron microscopy

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5
Q

after transplantation the patient had a nephropathy condition what is the reason?

A

Reactive BK virues

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6
Q

girl with slapped check if her mom get pregnant what will happen to her fetus?

A

Hydrops fetalis

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7
Q

patient with rash, hepatoslenomegaly and the monospot test is positive what is the causive OR?

A

EBV

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8
Q

combo reagent in HIV what will detect?

A

HIV one and two AB and p24

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9
Q

case about infant had a gastrointestinal infection the OR structur is wheel ?

A

Rota virus

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10
Q

in the window phase ( the only postive test is )?

A

Anticore Igm

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11
Q

person decide to travel to egypt what is the vaccine he should take?

A

HAV vaccine

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12
Q

the cause of antginc shift ?

A

Gentic exchange in RNA between two strain

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13
Q

first line drug to treat TB ?

A

Isoniazid and tifampin

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14
Q

how to diagnose leprosy?

A

By modified Zehlin nelsen smear

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15
Q

case about enlarge in parotid gland ?

A

Mump virus

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16
Q

person exposed to bat what should doctor do to him ?

A

Ig rabies and vaccine

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17
Q

hemorrhagic dengue fever happen when?

A

Reinfection whith another serotype

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18
Q

type of rota vaccine ?

A

Pentavalent Human with bovine

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19
Q

vaccine for pertussis ?

A

Tdap

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20
Q

case patient has myocarditis the ….. causive OR ?

A

coxsackieB

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21
Q

most virus cause rhinitis ?

A

Rhinovirus

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22
Q

UTI with no discharge / the sample culture on CLED agar ( blue) and motile and indole negative what is the most likely organism?

A

Proteus mirabilis

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23
Q

infection on ear the organism is small in size……….

A

Haemophilus

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24
Q

patient in hospital develop pneumonia the smear show NR bacteria that oxidase positive ?

A

Pseudomonas aeroginosa

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25
Q

Organism realation to guillian barre syndrome ?

A

Campylobactor

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26
Q

how legionnareis transmit to human ?

A

Inhalation of aerosols

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27
Q

which of the following transmitted to human by human ( contagious ) ?

A

Pneumonia plague

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28
Q

case of farmer get an andulating fever and so on…….

A

Brucellosis

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29
Q

case of watery diarrhea and the organism is LF ?

A

E coli

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30
Q

lose weight and sweety in night the and afternoon fever is caused by?

A

TB

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31
Q

The best method to diagnose infection with hepatitis C is?

A

detection of HCV nucleic acid

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32
Q

Serologic tests for HBsAg. Antibodies to HBsA and HAV are all negative, however, he is positive for HBV igM core antibody . What do these investigation denote?

A

He is in the windows phase of HBV infection

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33
Q

Which one of the following is the most often cause of common cold syndrome?

A

Rhinovirus

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34
Q

What is the most correct statement concerning rotavirus?

A

It cause viral gastroenteritis in young children?

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35
Q

A60 year old diabetic woman present to the outpatient clinic with a severe pain just below her right breast with erythematous area and multiple fluids filled vesicles some are intact and some with crust the lesion are localized to this area of the skin ,What is the most likely causative agent?

A

Varicella Zoster virus

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36
Q

Hepatitis D virus is a defective virus can replicate only in cells already infected with which of the following virus?

A

Hepatitis B

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37
Q

A house officer sustains a needle-stick from patient being evaluated for jaundice. A hepatitis panel is ordered for the house officer on the same day and shows Anti-HAV IgG-positive, Anti-HBs antibodies positive, HBsAg negative, Anti-HB core IgM negative, Anti-HB core IgG negative

A

Immunity against HAV and HBV

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38
Q

Seasonal influenza vaccine content is regularly updated (annually or biannually) to overcome which of the following variations?

A

Antigenic drift in H and N glycoproteins of influenza A and B

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39
Q

Which of the following is a myxovirus and infection by it result in lifelong immunity?

A

Measles virus

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40
Q

Which of the following pairs of viruses can be transmitted by airborne transmission ?

A

Measles and Varicella -Zoster viruses

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41
Q

10year old child was bitten on his right arm by a stray dog. He should be immediately treated by …….?

A

Rabies immunoglobulin + rabies vaccine

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42
Q

Which of the following statements about rabies vaccine for human is true?

A

contain multiple antigenic types of rabies virus

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43
Q

Mad cow Disease has been highly publicised in Great Britain. What is the cause of this disease?

A

A prion

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44
Q

Which of the following describes Human T cell lymphotropic viruses? They…….

A

Are associated with leukaemia

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45
Q

Which one of the following vaccine is contraindicated in an immunosuppressed patient?

A

Yellow fever

46
Q

What is the most reliable test that is used to diagnose HIV infection in the Window phase?

A

RT-PCR

47
Q

A29 year old nurse working in a NICU sustain a Percutaneous injury with HIV-contaminated Blood , After how long from this exposure could the manifestation of Acute retroviral infection appear ?

A

2-3 weeks

48
Q

3-year old boy is brought to emergency room with hemolytic uremic syndrome . Which one of the following bacteria would most likely be isolated and from which clinical specimen?

A

E.coli 0157/H7 from stool

49
Q

.The lesions exhibit ( loss of temperature and pain sensation ) Biopsy of the skin lesion reveals many acid-fast bacilli that failed to grow in culture. What is the most likely organism responsible this infection? It is …..

A

Mycobacterium leprae

50
Q

A woman of 55 has been hospitalised for 2weeks following fracured neck of femur . She has had an indwelling ( urinary catheter ) in situ for 4 days and had developed a fever .rigors and cloudy urine . A urine specimen send to the laboratory.and 12 hours later an ( oxidase positive Gram negative bacillus ) ( grew on Blood and Mac Conkey’s agar ) .This is most likely to be?

A

Pseudomonas aeruginosa

51
Q

Which of the organisms would be the most likely cause of ( diarrhea ) through ingestion of infected raw ( eggs ) ?

A

Salmonella typhimurium

52
Q

A 14 month old boy is brought to clinic by his parents. With fever, fussiness and apparent headache. On examination, the ( neck is stiff ) . His parents have not given him his routine childhood vaccine. ( Very short Gram-negative rods ) are seen in the CSF . The organism ( grows on chocolate ) but not blood agar .No one else in the family is ill. What is most likely causative agent ?

A

Haemophilus influenza type b

53
Q

( Fever on unknown ) origin in a ( farmer ) who raises goats would most likely to be caused by which of the following organism?

A

Brucella melitensis

54
Q

An adult male presented with a ( painful soft ulcer on the external genitalia ) with ( enlarged tender draining lymph nodes ) Gram stained L.N aspirate reveals ( short Gram negative bacilli ) What is the most likely causative organism of this ( sexually transmitted ) disease?

A

Haemophilus ducreyi

55
Q

A 30 years old veterinarian presents with 2 months history of malaise, chills, sweats, fatigue and weakness. He has intermittent fever that go up and down in undulating manner and range up to 39.4C. Physical examination reveals generalised lymphadenopathy. What is the most likely etiologic agent?

A

Brucella abortus

56
Q

( Chest pain and a dry cough. ) Sputum is collected. Gram stained smear of the sputum is unremarkable and culture reveals many ( small Gram negative rods ) able to grow only on a ( charcoal yeast extract agar ) Which of the following is the most likely organism?

A

Legionella pneumonia

57
Q

A 24- years old man is seen in the emergency department with high fever and a large. ( Painful swollen lymph node ) in the groin region. He just returned from a camping trip and gave history of a ( bite by flea ) ( Blood sample and pus were collected ) from node and sent for culture and analysis. ( The laboratory was notified ) of a suspected infection with:

A

Yersinia pestis

58
Q

A 12 years old biy presents with a two day history of ( severe right iliac fossa pain ) The illness started with vomiting, as well as fever and ( diarrhoea ) On examination, he has tender ( right iliac fossa ) resembling acute appendicitis.Which of the following organism is most likely to cause the clinical picture?

A

Yersinia enterocolitica

59
Q

A child is brought to the emergency department because of an infected ( dog bite ) The wound was found to contain ( small Gram negative rods ) and with ( methylene blue stain ) showed bipolarity. The most likely causative organism is………

A

pasteurella multocida

60
Q

Diffuse crackles are hard at the right lung base. Sputum culture on blood agar and ( Mac Conkey’s agar grew large mucoid lactose fermenting colonies ) What is the most causative organism and it’s provisional lab test for identification?

A

Klebsiella pneumonia,indole negative

61
Q

As part of the differential diagnosis tuberculous meningitis (TBM) is suspected.What is the most rapid test for the diagnosis of TBM in CSF specimen?

A

BACTEC

62
Q

A 16 years old girl had a grilled chicken dinner at a restaurant. Five days later she presents with abdominal cramps, diarrhea with ( blood and mucus and pus cells are seen in direct smear ) . ( Gram negative oxidase positive curved rid ( seagull) ) . were isolated on ( Skirrow’s media ) What is the most likely causative organism

A

campylobacter jejuni

63
Q

In which of the following infection, ( blood culture ) can be used in the diagnosis during the ( first week ) infection?

A

Enteric fever

64
Q

A sputum specimen from a ( cystic fibrosis ) patient ( grew Gram negative rods ) on ( sheep blood agar and Mac Conkey’s agar ) The organism was ( oxidase positive ) What is the most likely causative organism?

A

pseudomonas aeruginosa

65
Q

A urine culture from a recently married 18 years old woman ( presenting with frequency and burning micturation) grew a pure culture of more than 100,000 colonies/ml of an organism on sheep blood and MackConkey’s agar showing ( beta hemolysis ) and ( lactose fermentation ) respectively. The gram stain also showed ( gram negative rods ) and the organism is ( motile ) What is the most likely causative organism and it’s main virulent factor?

A

E coli, P pilus

66
Q

What are the main virulence factors of salmonella typhi?

A

Intra cellular multiplication and Vi antigen

67
Q

A 45 years old male with history of uretric ( stone and recurrent UTI ) developed fever and severe loin pain 2 days ago. Urine analysis is alkaline with high pus cells. Urine culture grew> 10^5 CFU of ( oxidase negative, non- lactose fermenting highly motile Gram negative bacilli that shows swarming growth ) What is the most likely biochemical activity of this organism expected to be positive and play important role in ( stone formation ) ?

A

Urease production

68
Q

What is the most effective noninvasive test for the diagnosis of Helicobacter pylori associated gastric ulcers?

A

Detections of H pylori antigen in stool

69
Q

loss of temperature and pain sensation ?

A

Mycobacterium leprae

70
Q

Vaccine of rubella ?

A

live attenuated

71
Q

What cause shift of influenza ?

A

segmented

72
Q

What is true about cholera ?

A

watery diarrhea that contains high number of the organism

73
Q

Bacteria transmitted by Inhalation ?

A

legonella

74
Q

Bacteria transmitted by Swimming ?

A

psudomonas

75
Q

Wo men pregnant has measles on week 18 & its not vaccinated what should we do ? -

A

M.leprea

76
Q

Case about patient has urease breathe is Positive. What is the TTT ?

A

Macrolids - Omeprazole - amoxicillin

77
Q

Which of the following is different from influenza & corona:

A

The influenza is a segmented virus

78
Q

Rota virus is:

A

segmented RNA virus

79
Q

Vaccine for pertussis:

A

Dtap

80
Q

Chylamdia serotype causes trachoma:

A

-A,B,C

81
Q

Campylobacter is associated with:

A

guillan burrè syndrome + Retters syndrome

82
Q

Case about respiratory tract infection in children Treated by ribavirin what is the virus?

A

respiratory synstial virus

83
Q

The type of MMR vaccine:

A

live attenuated vaccine

84
Q

Case about women’s hand swelling after cat scratch:

A

P.multoc ida

85
Q

To avoid brucellosis:

A

Pasteurization of products from goats, cows and cattles

86
Q

Case about meningitis , in lab it found G- bacilli ?

A

H.Influenza

87
Q

The best specimen in case of L.pneumophila ?

A

Urine

88
Q

Case about Pneumonia green sputum and patient in x-ray has cavitation?

A

P.aeruginosa

89
Q

On Biphasic Buffered Charcoal Yeast Extract (BCYE) agar ?

A

Legionella pneumophila

90
Q

( sickle cell anaemia “ tired all the time “ )( gram negative rod ) ( non lactose fermenter ) ( oxidase negative ) ?

A

Salmonella species

91
Q

( ureteric stones )( CLED media blue )( non lactose fermented)( gram negative bacilli ) ?

A

Proteus > ( ureaee production )

92
Q

( watery diarrhea ) ( TCBS media ) ( gram negative curved bacilli that are oxidase negative ) ?

A

Cholera ( slide agglutination with O1/O139 antisera )

93
Q

( greenish sputum )( small gram negative rods ) ( chocolate agar ) ?

A

Haemophilus influenza

94
Q

( gram negative bacilli ) ( urinary tract infection)( oxidase negative )( lactose negative ) ?

A

Proteus mirabilis

95
Q

( severe right iliac fossa pain ) ?

A

Yersinia enterocolitica

96
Q

( infant has watery diarrhea ) ( He is dehydrated ) ?

A

Rotavirus

97
Q

infant diagnosed as bronchiolitis ?

A

Respiratory syncytial virus

98
Q

( watery diarrhea with blood and mucus ) ( non lactose fermenter ) ( gram negative bacilli ) ( non motile ) ( non spore forming ) ( non capsulated ) ?

A

Shigella species

99
Q

have vaccine?

A

Hepatitis A and B

100
Q

blood cultures at first week ?

A

Enteric fever

101
Q

( cystic fibrosis )( gram negative rod ) ( oxidase positive ) ?

A

Pseudomonas aeruginosa

102
Q

( large mucoid )( lactose fermenting ) ?

A

Klebseilla pneumonia

103
Q

hemorrhagic fever lacks a known insect vector ?

A

Rift Valley fever

104
Q

Chancroid: painful soft ulcer on the external genitalia ?

A

Haemophilus H. Ducreyi

105
Q

The causative organism of chancroid is ?

A

Haemophilus H. Ducreyi

106
Q

Guillain-Barré syndrome ?

A

campylobacter

107
Q

Lactose fermenter :

A

1- E. Coli

2- Klebsiella

108
Q

Non lactose fermenter :

A

1- proteus
2- salmonella
3- shigella
4- Yersinia

109
Q

Dysentery :

A

1- Enteroinvasive E.coli ( EIEC )
2- salmonella food poisoning
3- shigella
4- campylobacter

110
Q

BSL2/3 :

A

1- Brucella

2- Francisella tularensis

Micro 🦠 (41 decks)

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