WBR0854: Difference between revisions
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|QuestionAuthor={{MM}} | |QuestionAuthor={{MM}} | ||
|ExamType=USMLE Step 3 | |ExamType=USMLE Step 3 | ||
|MainCategory=Primary Care Office | |MainCategory=Primary Care Office | ||
|SubCategory=Infectious Disease, Infectious Disease | |SubCategory=Infectious Disease, Infectious Disease | ||
|Prompt=A 26 year- old male comes to your office in January complaining of dry cough, headache, sore throat, and feeling of tiredness started yesterday. He mentions a pain all over his body. On examination, the patient is feverish with temperature 39 C (102 F), heart rate 100/min, blood pressure 140/80 mmHg, and respiratory rate of 22/min. Which of the following will confirm your diagnosis? | |Prompt=A 26 year- old male comes to your office in January complaining of dry cough, headache, sore throat, and feeling of tiredness started yesterday. He mentions a pain all over his body. On examination, the patient is feverish with temperature 39 C (102 F), heart rate 100/min, blood pressure 140/80 mmHg, and respiratory rate of 22/min. Which of the following will confirm your diagnosis? | ||
|Explanation=It is very difficult to distinguish the flu from other viral or bacterial causes of respiratory illnesses on the basis of symptoms alone. Influenza viral infection usually present with fever, headache, cough, sore throat, arthralgia, and myalgia. The best diagnostic test for influenza is viral antigen detection testing of the nasopharyngeal | |Explanation=It is very difficult to distinguish the flu from other viral or bacterial causes of respiratory illnesses on the basis of symptoms alone. Influenza viral infection usually present with fever, headache, cough, sore throat, arthralgia, and myalgia. The best diagnostic test for influenza is viral antigen detection testing of the nasopharyngeal swab. | ||
|AnswerA=Blood culture | |AnswerA=Blood culture | ||
|AnswerAExp=Incorrect | |AnswerAExp=Incorrect | ||
Influenza virus best diagnosed with viral antigen detection using nasopharyngeal | Influenza virus best diagnosed with viral antigen detection using nasopharyngeal swab | ||
|AnswerB=Sputum culture | |AnswerB=Sputum culture | ||
|AnswerBExp=Incorrect | |AnswerBExp=Incorrect | ||
The patient has a dry cough, beside the influenza virus best diagnosed with viral antigen detection using nasopharyngeal | The patient has a dry cough, beside the influenza virus best diagnosed with viral antigen detection using nasopharyngeal swab | ||
|AnswerC=Nasopharyngeal | |AnswerC=Nasopharyngeal Swab | ||
|AnswerCExp=Correct | |AnswerCExp=Correct | ||
Influenza virus best diagnosed with viral antigen detection using nasopharyngeal | Influenza virus best diagnosed with viral antigen detection using nasopharyngeal swab | ||
|AnswerD=Urine culture | |AnswerD=Urine culture | ||
|AnswerDExp=Incorrect | |AnswerDExp=Incorrect | ||
| Line 38: | Line 22: | ||
People with flu can spread it to others up to about 6 feet away. Most experts think that flu viruses are spread mainly by droplets made when people with flu cough, sneeze or talk, so it can be obtained from any one not only from the family members. | People with flu can spread it to others up to about 6 feet away. Most experts think that flu viruses are spread mainly by droplets made when people with flu cough, sneeze or talk, so it can be obtained from any one not only from the family members. | ||
|RightAnswer=C | |RightAnswer=C | ||
|WBRKeyword= | |WBRKeyword=Influenza | ||
|EducationalObjectives=The best diagnostic test for influenza is viral antigen detection testing of the nasopharyngeal swab. | |||
|References=None. | |||
|Approved=No | |Approved=No | ||
}} | }} | ||
Revision as of 14:19, 15 January 2018
| Author | [[PageAuthor::Mohamed Moubarak, M.D. [1]]] |
|---|---|
| Exam Type | ExamType::USMLE Step 3 |
| Main Category | MainCategory::Primary Care Office |
| Sub Category | SubCategory::Infectious Disease, SubCategory::Infectious Disease |
| Prompt | [[Prompt::A 26 year- old male comes to your office in January complaining of dry cough, headache, sore throat, and feeling of tiredness started yesterday. He mentions a pain all over his body. On examination, the patient is feverish with temperature 39 C (102 F), heart rate 100/min, blood pressure 140/80 mmHg, and respiratory rate of 22/min. Which of the following will confirm your diagnosis?]] |
| Answer A | AnswerA::Blood culture |
| Answer A Explanation | [[AnswerAExp::Incorrect
Influenza virus best diagnosed with viral antigen detection using nasopharyngeal swab]] |
| Answer B | AnswerB::Sputum culture |
| Answer B Explanation | [[AnswerBExp::Incorrect
The patient has a dry cough, beside the influenza virus best diagnosed with viral antigen detection using nasopharyngeal swab]] |
| Answer C | AnswerC::Nasopharyngeal Swab |
| Answer C Explanation | [[AnswerCExp::Correct
Influenza virus best diagnosed with viral antigen detection using nasopharyngeal swab]] |
| Answer D | AnswerD::Urine culture |
| Answer D Explanation | [[AnswerDExp::Incorrect
Urine culture is not useful confirming the influenza diagnosis]] |
| Answer E | AnswerE::Family history |
| Answer E Explanation | [[AnswerEExp::Incorrect
People with flu can spread it to others up to about 6 feet away. Most experts think that flu viruses are spread mainly by droplets made when people with flu cough, sneeze or talk, so it can be obtained from any one not only from the family members.]] |
| Right Answer | RightAnswer::C |
| Explanation | [[Explanation::It is very difficult to distinguish the flu from other viral or bacterial causes of respiratory illnesses on the basis of symptoms alone. Influenza viral infection usually present with fever, headache, cough, sore throat, arthralgia, and myalgia. The best diagnostic test for influenza is viral antigen detection testing of the nasopharyngeal swab. Educational Objective: The best diagnostic test for influenza is viral antigen detection testing of the nasopharyngeal swab. |
| Approved | Approved::No |
| Keyword | WBRKeyword::Influenza |
| Linked Question | Linked:: |
| Order in Linked Questions | LinkedOrder:: |