session_8_cpq2_flashcards

1
Q

A 50yo man has fever, SOB, hepatosplenomegaly, and pallor. A blood count shows that he has a white cell count of 65 x 10^9/L and a blood film shows 90% blast cells. The blast cells contain granules and occasional Auer rods. Rank the following differential diagnoses in order of likelihood, with 1 being the most likely and 5 being the least likely:

1) Acute myeloid leukaemia
2) Chronic myeloid leukaemia
3) Acute lymphoblastic leukaemia
4) Chronic lymphocytic leukaemia
5) Chest infection

A

1) Acute myeloid leukaemia, 2) Chronic myeloid leukaemia, 3) Acute lymphoblastic leukaemia, 4) Chronic lymphocytic leukaemia, 5) Chest infection

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2
Q

A 24yo female present with rapid onset of a skin rash, breathlessness and loss of consciousness shortly after eating shellfish. Rank the following treatments in order of appropriateness with 1 for the most appropriate treatment and 5 for the least appropriate:

1) Intramuscular adrenaline
2) IV fluids
3) Nebulised salbutamol
4) IV hydrocortisone
5) IV adrenaline

A

1) Intramuscular adrenaline, 2) IV fluids, 3) Nebulised salbutamol, 4) IV hydrocortisone, 5) IV adrenaline

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3
Q

All of the conditions here are associated with a raised plasma gastrin level. Rank the following conditions in order of the likely gastrin level, with 1 being the cause of the highest gastrin and 5 being the least raised:

1) Achlorhydria
2) Following a vagotomy
3) H pylori infection
4) Zollinger Ellison syndrome
5) Renal failure

A

1) Achlorhydria, 2) Following a vagotomy, 3) H pylori infection, 4) Zollinger Ellison syndrome, 5) Renal failure

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4
Q

Thyroxine exists bound to several substances although some thyroxine is free. Rank the percentage of thyroxine that exists in each of the following, with 1 being the form of most thyroxine and 5 being the form that least thyroxine exists in:

1) Bound to thyroxine binding globulin
2) Bound to thyroxine binding prealbumin
3) Bound to albumin
4) Unbound or free
5) Bound to testosterone

A

1) Bound to thyroxine binding globulin, 2) Bound to thyroxine binding prealbumin, 3) Bound to albumin, 4) Unbound or free, 5) Bound to testosterone

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5
Q

Rank the following causes of PUO in a returning traveller in decreasing frequency with 1 being the most common condition and 5 the least common:

1) Malaria
2) Dengue
3) Bacterial diarrhoea
4) UTIs
5) Viral haemorrhagic fever

A

1) Malaria, 2) Dengue, 3) Bacterial diarrhoea, 4) UTIs, 5) Viral haemorrhagic fever

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6
Q

A 33yo woman develops a DVT. She is given treatment, returns to clinic and asks you how likely this is to happen again. Assume that there are five identical women, each of whom asks the same questions. Rank the following factors in order of likelihood of being a high risk of recurrence, with 1 indicating a high risk of recurrence and 5 a low risk:

1) The DVT was idiopathic
2) D-Dimer measurement (after completing her period of anticoagulation) is elevated
3) The DVT occurred after a 4 hour plane flight
4) She was taking the COCP at the time of the DVT
5) The DVT occurred shortly after an operation

A

1) The DVT was idiopathic, 2) D-Dimer measurement (after completing her period of anticoagulation) is elevated, 3) The DVT occurred after a 4 hour plane flight, 4) She was taking the COCP at the time of the DVT, 5) The DVT occurred shortly after an operation

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7
Q

Anaphylaxis is most likely to occur following exposure to which of the following? Rank the options with 1 being the most likely and 5 being the least likely:

1) Peanut
2) Penicillin
3) Eggs
4) Gliadin
5) Banana

A

1) Peanut, 2) Penicillin, 3) Eggs, 4) Gliadin, 5) Banana

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8
Q

A 35yo intravenous drug user presents with a one week history of lower back pain, and 24 hours of leg weakness. An MRI scan of his back demonstrates a collection around the T12 vertebral body. Rank the following organisms which may have caused this presentation with 1 being the most likely and 5 being the least likely:

1) S. Aureus
2) Mycobacterium tuberculosis
3) Strep pneumoniae
4) E. Coli
5) Pseudomonas aeruginosa

A

1) S. Aureus, 2) Mycobacterium tuberculosis, 3) Strep pneumoniae, 4) E. Coli, 5) Pseudomonas aeruginosa

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9
Q

A 19yo university student with no PMH presents with headache and neck stiffness. Lumbar puncture microscopy shows 3800 white cells, 90% of which are neutrophils. Rank the following organisms which may have caused this presentation with 1 being the most likely and 5 being the least likely:

1) N. meningitidis
2) S. Pneumoniae
3) L. Monocytogenes
4) M. Tuberculosis
5) Cryptococcus neoformans

A

1) N. meningitidis, 2) S. Pneumoniae, 3) L. Monocytogenes, 4) M. Tuberculosis, 5) Cryptococcus neoformans

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10
Q

A 23yo woman presents to clinic with a one year history of bloody diarrhoea associated with large amounts of mucus. The most likely diagnosis is: (1 being most likely, 5 being least likely)

1) Inflammatory bowel disease
2) Infection
3) Large bowel cancer
4) Endometrial adenocarcinoma
5) Nemaline rod deficiency

A

1) Inflammatory bowel disease, 2) Infection, 3) Large bowel cancer, 4) Endometrial adenocarcinoma, 5) Nemaline rod deficiency

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