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the diseases with diarrhoea syndrome

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Infectious Diseases Test 1- 5th Year- PMU

Questão 1 de 39

1

The most frequent clinical form of Salmonellosis in adults is

Selecione uma das seguintes:

  • Sepsis

  • Cholecystitis acuta

  • Gastroenteritis acuta

Explicação

Questão 2 de 39

1

Shigella bacteria are isolated from

Selecione uma das seguintes:

  • urine

  • faeces

  • sputum

Explicação

Questão 3 de 39

1

Salmonellosis is associated with consumption of

Selecione uma das seguintes:

  • eggs

  • homemade canned foods

  • sweets

Explicação

Questão 4 de 39

1

The average incubation period in Shigellosis is

Selecione uma das seguintes:

  • 2 weeks

  • 3-4 days

  • 4-6 hours

Explicação

Questão 5 de 39

1

The onset of cholera is typical with

Selecione uma das seguintes:

  • high temperature and fever

  • diarrhoea "rice water” type

  • repeated vomiting

Explicação

Questão 6 de 39

1

Colienteritis affects most frequently

Selecione uma das seguintes:

  • young adults

  • pre-school children

  • infants

Explicação

Questão 7 de 39

1

Specific for Shigellosis diarrhoea is

Selecione uma das seguintes:

  • large amount of watery stools + abdominal pain

  • small volume, bloody and mucous stained stools + tenesmi

  • large amount of watery ” rice water” type stools

Explicação

Questão 8 de 39

1

The most frequent clinical form of Salmonellosis in infants is

Selecione uma das seguintes:

  • enterocolitis

  • food poisoning

  • gastritis

Explicação

Questão 9 de 39

1

Shigellosis is likely to present with seizures and altered consciousness in

Selecione uma das seguintes:

  • the elderly

  • in early childhood (children under 3 years of age)

  • such onset is unlikely

Explicação

Questão 10 de 39

1

Antibiotic treatment of choice in cholera is

Selecione uma das seguintes:

  • Penicillin

  • 3% generation cephalosporin

  • Tetracyclin

Explicação

Questão 11 de 39

1

The most appropriate culture media for E. coli is

Selecione uma das seguintes:

  • Bordet-Gengou

  • Endo, Levin, Gasner

  • Loffler

Explicação

Questão 12 de 39

1

Early dehydration, without fever and abdominal cramps are typical of

Selecione uma das seguintes:

  • shigellosis

  • salmonellosis

  • cholera

Explicação

Questão 13 de 39

1

Vibrio cholere does not produce

Selecione uma das seguintes:

  • neurotoxin

  • endotoxin

  • enterotoxin (choleragen)

Explicação

Questão 14 de 39

1

In patients with Salmonellosis, bacteremia

Selecione uma das seguintes:

  • never occurs

  • is frequent, but transient and insignificant in immuno-competent

  • is very rare

Explicação

Questão 15 de 39

1

A 35 year old previously ill patient presents with acute fever, temperature up to 39°C, vomiting and frequent watery green stools inter mixed with small amount of mucus. He has had chicken neal 24 hours preceding the onset of the illness. He is admitted to the Clinics of Infectious disease in poor general condition, ones dehydrated, with RR- 80/40 mmHg, with abdominal pain - in the umbilical area, elevated, vacuous pulse cool extremities.
Laboratory findings: leucocytosis, neutrophilia, elevated erythrocyte sedimentation rate, elevated CRP, hypoalbuminemia, sub-compensated metabolic acidosis.
Which is the most likely etiological agent

Selecione uma das seguintes:

  • Staphylococci

  • Enteroviruses

  • Salmonella

  • E coli (EPEC)

Explicação

Questão 16 de 39

1

A 35 year old previously ill patient presents with acute fever, temperature up to 39°C, vomiting and frequent watery green stools inter mixed with small amount of mucus. He has had chicken neal 24 hours preceding the onset of the illness. He is admitted to the Clinics of Infectious disease in poor general condition, ones dehydrated, with RR- 80/40 mmHg, with abdominal pain - in the umbilical area, elevated, vacuous pulse cool extremities.
Laboratory findings: leucocytosis, neutrophilia, elevated erythrocyte sedimentation rate, elevated CRP, hypoalbuminemia, sub-compensated metabolic acidosis
What is the initial treatment

Selecione uma das seguintes:

  • rehydration

  • anti-emetics and anti-spasmodic

  • antibiotics

Explicação

Questão 17 de 39

1

A 35 year old previously ill patient presents with acute fever, temperature up to 39°C, vomiting and frequent watery green stools inter mixed with small amount of mucus. He has had chicken neal 24 hours preceding the onset of the illness. He is admitted to the Clinics of Infectious disease in poor general condition, ones dehydrated, with RR- 80/40 mmHg, with abdominal pain - in the umbilical area, elevated, vacuous pulse cool extremities.
Laboratory findings: leucocytosis, neutrophilia, elevated erythrocyte sedimentation rate, elevated CRP, hypoalbuminemia, sub-compensated metabolic acidosis
Diagnostic work-up includes

Selecione uma das seguintes:

  • Fecal culture

  • Colonoscopy

  • ELISA

  • PCR

Explicação

Questão 18 de 39

1

The onset of cholera is usually with

Selecione uma das seguintes:

  • fever and chills

  • diarrhoea “ rice water" type

  • repeated vomiting

Explicação

Questão 19 de 39

1

The most frequent clinical form of salmonellosis in adults is

Selecione uma das seguintes:

  • sepsis

  • cholecystitis

  • gastroenteritis

Explicação

Questão 20 de 39

1

Stools, dysenteric sputum” type are

Selecione uma das seguintes:

  • green coloured, with plenty of mucus intermixture

  • watery stools, with bad odour

  • small amount of feces, stained with blood, mucus and pus

Explicação

Questão 21 de 39

1

The most important pathogenic factor in cholera is

Selecione uma das seguintes:

  • the direct cytotoxic effect of Vibrio cholerae

  • choleragen effect

  • hematogenous spread of Vibrio cholerae

Explicação

Questão 22 de 39

1

European cholera variant is characterised of

Selecione uma das seguintes:

  • very severe course with rapid dehydration

  • high mortality rate

  • less severe course with moderate dehydration

Explicação

Questão 23 de 39

1

Causative agent of HUS is

Selecione uma das seguintes:

  • entero haemorrhagic E coli (EHEC)

  • entero invasive E coli (EIEC)

  • entero pathogenic E coli (EPEC)

Explicação

Questão 24 de 39

1

Which type of toxin is released on lysis of Salmonella bacteria

Selecione uma ou mais das seguintes:

  • endotoxin

  • neurotoxin

  • enterotoxin

Explicação

Questão 25 de 39

1

The deficit of fluids in dehydration state is defined by

Selecione uma das seguintes:

  • difference between actual body weight and body weight before the illness

  • measurement of RR

  • measurement of pulse rate

Explicação

Questão 26 de 39

1

Low potassium level is suspected in a patient with

Selecione uma das seguintes:

  • increased intestinal motility and spastic colon

  • intestinal paresis and distended abdomen

  • generalized seizures

Explicação

Questão 27 de 39

1

The incubation period in colienteritis is

Selecione uma das seguintes:

  • 2 months

  • 3-7 days

  • 4-6 hours

Explicação

Questão 28 de 39

1

The most common abnormality of acid-base balance in diarrhoea is

Selecione uma das seguintes:

  • metabolic acidosis

  • metabolic acidosis plus respiratory alkalosis

  • metabolic alkalosis

Explicação

Questão 29 de 39

1

32- year old healthy man became unwell one day after eating sandwiches with minced meat. The disease onset is abrupt with fever of 39.5 C, rigor, fatigue, repeated vomiting and watery diarrhea with green colored stools with mucus, but no blood. The patient is admitted to the infectious unit of the hospital. At the time of admission he is in poor general condition, pale, intoxicated with reduced skin turgor, oliguria, RR 80/40mmHg, and marked tachycardia, weak pulse, cool extremities and acrocyanosis.
The laboratory tests results show: mild leukocytosis with presence of bans, CRP- 16, elevated Hct, blood urea nitrogen- 16 mol/l, Na 130 mmol/L, decompensated metabolic acidosis.
Which is the most likely causative agent?

Selecione uma das seguintes:

  • Salmonella species

  • Rotaviruses

  • Shigella

  • E.coli

Explicação

Questão 30 de 39

1

32- year old healthy man became unwell one day after eating sandwiches with minced meat. The disease onset is abrupt with fever of 39.5 C, rigor, fatigue, repeated vomiting and watery diarrhea with green colored stools with mucus, but no blood. The patient is admitted to the infectious unit of the hospital. At the time of admission he is in poor general condition, pale, intoxicated with reduced skin turgor, oliguria, RR 80/40mmHg, and marked tachycardia, weak pulse, cool extremities and acrocyanosis.
The laboratory tests results show: mild leukocytosis with presence of bans, CRP- 16, elevated Hct, blood urea nitrogen- 16 mol/l, Na 130 mmol/L, decompensated metabolic acidosis.
Which is the degree of dehydration in the patient?

Selecione uma das seguintes:

  • third degree

  • no signs of dehydration

  • second degree

  • first degree

Explicação

Questão 31 de 39

1

32- year old healthy man became unwell one day after eating sandwiches with minced meat. The disease onset is abrupt with fever of 39.5 C, rigor, fatigue, repeated vomiting and watery diarrhea with green colored stools with mucus, but no blood. The patient is admitted to the infectious unit of the hospital. At the time of admission he is in poor general condition, pale, intoxicated with reduced skin turgor, oliguria, RR 80/40mmHg, and marked tachycardia, weak pulse, cool extremities and acrocyanosis.
The laboratory tests results show: mild leukocytosis with presence of bans, CRP- 16, elevated Hct, blood urea nitrogen- 16 mol/l, Na 130 mmol/L, decompensated metabolic acidosis.
What is the treatment of first choice?

Selecione uma das seguintes:

  • antibiotic

  • antipyretic

  • anti-diarrheal agent

  • rehydration

Explicação

Questão 32 de 39

1

Which of the following agents causes hemolytic-uremic syndrome

Selecione uma das seguintes:

  • enterohemorrhagic E. coli

  • enteroinvasive E. coli

  • pathogenic E. coli

Explicação

Questão 33 de 39

1

The stools in cholera resemble

Selecione uma das seguintes:

  • rice water

  • sputum with mucus blood and pus

  • raspberry jelly

Explicação

Questão 34 de 39

1

The incubation period in Shigellosis is

Selecione uma das seguintes:

  • 2 weeks

  • 1-7 days

  • 4-6 hours

Explicação

Questão 35 de 39

1

Third degree dehydration is considered a fluid loss of

Selecione uma das seguintes:

  • < 5 % body weight loss

  • < 10 % body weight loss

  • > 10% body weight loss

Explicação

Questão 36 de 39

1

Four year old child has been unwell for 4 days. The symptoms include fever (37.5 - 39 C), fatigue, repeated vomiting, diarrhea with watery yellow-brawn stools with mucus, no urine production in the last 10-12 hours. The child has been treated with loperamide. On the day of the hospital admission, she is in poor general condition, intoxicated, with reduced skin turgor, cold extremities, and tachycardia.
Laboratory tests show mild anemia, leukocytosis with presence of immature cells, thrombocytopenia, slightly elevated bilirubin, elevated blood urea nitrogen and creatinine decompensated metabolic acidosis.
Which is the most likely causative agent?

Selecione uma das seguintes:

  • Salmonella species

  • Rotaviruses

  • Shigella

  • E.coli

Explicação

Questão 37 de 39

1

Four year old child has been unwell for 4 days. The symptoms include fever (37.5 - 39 C), fatigue, repeated vomiting, diarrhea with watery yellow-brawn stools with mucus, no urine production in the last 10-12 hours. The child has been treated with loperamide. On the day of the hospital admission, she is in poor general condition, intoxicated, with reduced skin turgor, cold extremities, and tachycardia.
Laboratory tests show mild anemia, leukocytosis with presence of immature cells, thrombocytopenia, slightly elevated bilirubin, elevated blood urea nitrogen and creatinine decompensated metabolic acidosis.
Which is re degree of dehydration in the child?

Selecione uma das seguintes:

  • third degree

  • no signs of dehydration

  • second degree

  • first degree

Explicação

Questão 38 de 39

1

Four year old child has been unwell for 4 days. The symptoms include fever (37.5 - 39 C), fatigue, repeated vomiting, diarrhea with watery yellow-brawn stools with mucus, no urine production in the last 10-12 hours. The child has been treated with loperamide. On the day of the hospital admission, she is in poor general condition, intoxicated, with reduced skin turgor, cold extremities, and tachycardia.
Laboratory tests show mild anemia, leukocytosis with presence of immature cells, thrombocytopenia, slightly elevated bilirubin, elevated blood urea nitrogen and creatinine decompensated metabolic acidosis.
What is the treatment of first choice?

Selecione uma das seguintes:

  • antibiotic

  • antipyretic

  • anti-diarrheal agent

  • rehydration

Explicação

Questão 39 de 39

1

Four year old child has been unwell for 4 days. The symptoms include fever (37.5 - 39 C), fatigue, repeated vomiting, diarrhea with watery yellow-brawn stools with mucus, no urine production in the last 10-12 hours. The child has been treated with loperamide. On the day of the hospital admission, she is in poor general condition, intoxicated, with reduced skin turgor, cold extremities, and tachycardia.
Laboratory tests show mild anemia, leukocytosis with presence of immature cells, thrombocytopenia, slightly elevated bilirubin, elevated blood urea nitrogen and creatinine decompensated metabolic acidosis.
Which is the most likely diagnosis?

Selecione uma das seguintes:

  • salmonella sepsis

  • hemolytic-uremic syndrome

  • acute glomerulonephritis

Explicação