Past paper OSCE Flashcards

1
Q

Study the following CXR. How would you confirm the diagnosis?

A

Sputum for acid fast bacilli

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2
Q

Mr. X presents with a cough, fever and chest pain for 2 days. On admission he is in respiratory
distress with a respiratory rate of 32/min. This is the patient’s chest x-ray photo. The most likely diagnosis is?

A

Bacterial lobar pneumonia

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3
Q

Mr. Z presents with complaints of weight loss and a “black mole” that worries him. He
also developed a dry cough over the past few weeks. His HIV test came back negative.
Study the following X-ray photo. What is his diagnosis?

A

Lung metastases

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4
Q

Choose the correct treatment regime for a female, non-pregnant patient and with no allergies,

presenting with a vaginal discharge:
a) Doxycycline 100mg bd po x 7 days.
b) Erythromycin 500 mg qid po x 7 days.
c) Ciprobay 500 mg stat po.
d) Flagyl 400 mg bd po pc x 7 days.
e) Amoxil 500 mg tds po x 7 days.

A

Doxycyline 100mg bd po x 7 days

Ciprobay 500mg stat po

Flagyl 400mg bd po pc x 7 days

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5
Q

A 81-year old female presents for a yearly follow-up visit for her hypertension. The
following is a copy of her routine ECG. The most probable diagnosis is:

A

LVH

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6
Q

To determine visual acuity, the following instrument is used:

A

Snellen cart

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7
Q

The following is an image of:

A

Diabetic retinopathy

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8
Q

Johnny (6 years old) presents in casualty unit with shortness of breath and coughing.
Listen to his breath sounds: Wheeze and long sounds. Johnny has a respiration rate of 35/min and a pulse rate of 110/min. Your initial
treatment will be:

A

Beta 2 stimulant inhalations

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9
Q

Mr. B, 50 years old, is a known asthmatic patient. He is 180cm tall and presents for a
follow-up. He is on Ventolin (ß 2 -stimulant) 2 puffs 6 hourly and Becotide (steroid) 50 μg
bd. He has night symptoms more than twice a week and easily tires on exertion.
This is his best peak flow result for today. On examination he has diffuse, bilateral expiratory wheezes. His respiration rate is 20/min and he is not in acute respiratory distress. How would you interpret the peak flow result?

A

His peak flow is above 80% of his predicted value. His asthma is not optimally
controlled.

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10
Q

Mr. X, a healthy 55-year-old man, was send by his insurance company for a routine
check-up. Study the following result of his urine dipsticks test, read at 60 seconds. What investigation would you do next?

A

Do a random blood glucose test.

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11
Q

Mr. X, a healthy 55-year old man, was send by his insurance company for a routine
check-up. Study the following result of his urine dipstick test, read at 60 seconds. What
investigation would you do next?

A

Do a 24h creatinine clearance test

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12
Q

A patient has a random plasma glucose level of 10.8 mmol/ℓ. Which one of the
following steps is most appropriate to confirm a diagnosis of Diabetes Mellitus?

A

Perform a fasting plasma glucose test

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13
Q

Which one of the following is the most sensitive test for diagnosing diabetic nephropathy?

A

Urine albumin measurement

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14
Q

To make the diagnosis of pelvic inflammatory disease, you have to do a:

A

Vaginal examination

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15
Q

Which one of the following is NOT a contraindication to postmenopausal Hormonal Replacement
Therapy?

A

Impaired glucose tolerance

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16
Q

Mr. J is 55 years old and presents with severe left big toe pain for a few hours. This is a picture of his left foot. He likes to take a drink when having a barbeque, as he did last night at his birthday party. What is the most likely diagnosis?

A

Gout of the left big toe.

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17
Q

What is the most likely diagnosis?

A

Rheumatoid arthritis

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18
Q

Identify the following clinical sign:

A

Digital clubbing

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19
Q

What is the BMI of the following patient?

A

47

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20
Q

How do you interpret a BMI of 41?

A

Obese

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21
Q

This is a middle-aged man with acute renal failure. What is the most obvious abnormality on this ECG?

A

Peaked T waves

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22
Q

The following patient presented with pain and a tingling sensation under his right breast for a few hours before the rash appeared. What is the diagnosis?

A

Varicella zoster (HHV3)

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23
Q

The following child presents with an itchy skin rash as shown in the pictures. His siblings are also affected. What is the most likely diagnosis?

A

Scabies

24
Q

This child came for his routine immunizations. The mother says he was born at 36 weeks gestation. His birth weight was 2.2kg. What is your assessment after studying
the growth chart?

A

Premature baby w/ normal growth pattern

25
Q

The following growth chart reflects data of a child presenting for his routine immunizations. According to the mother the child has no complaints. Today he weighs
10kg. How would you interpret the growth pattern of this child?

A

Growth pattern is abnormal possible due to chronic malnutrition

26
Q

The following is a growth chart of a child presenting for his routine immunizations. He has no complaints today. How would you interpret the growth pattern of this child?

A

Child is normal in all aspects

27
Q

Name causes of digital clubbing

A

Cyanotic heart disease

Cystic fibrosis

Lung cancer

Lung abscess

Bronchiectasis

Ulcerative colitis

Benign mesothelioma

Infective endocarditis

Idiopathic pulmonary fibrosis

Neurogenic tumour

Tuberculosis

28
Q

Which of the following communication and consultation skills did the doctor apply correctly?

A
29
Q

Mr. Z presents in casualty unit after being involved in a motor vehicle accident. He is in severe respiratory distress. This is his chest X-ray photo. Your initial management
would be:

A

Do a needle decompression

30
Q

What clinical information do you obtain from a HbA 1 c result?

A

Patient’s glucose control for past 3 months (6-12w)

31
Q

You perform the following test on a 55-year old diabetic patient. The patient can feel everywhere except under his big toe. What does this result mean?

A

Patient is at risk of developing an ulcer under his big toe

32
Q

You did a full blood count on a 36-year old woman with palpitations who also appeared anaemic.
This is her result:

A

Iron deficiency anemia

33
Q

What is the BMI (Body Mass Index) of the following 30-year old female patient?
Weight: 41kg
Length: 1,6m
Waist circumference: 55cm
Shoe size: No. 4

A

16

34
Q

K is a 12-year old boy with a longstanding history of allergies. He presents with the following rash
which has intermittently appeared since his childhood. The most probable diagnosis is:

A

Atopic ezcema

35
Q

The absolute contra indications for taking an oral temperature are:

A

Babies

Psychiatric patient

Comatose patient

36
Q

The absolute contra indications for syringing a patient’s ear are:

A

Prev middle ear surgery

Perforated tympanic membrane

37
Q

Miss T, a 16-year old girl, requests a termination of her pregnancy. She is 13 weeks pregnant. According to the law…..

A

The state has to promote the provision of non-mandatory and non-directive counseling,
before and after the termination.

38
Q

Mr. X is a 26-year old man presenting at your clinic for the first time. He has no allergies and presents with a yellow, foul smelling discharge as shown in the picture. Answer the following question regarding this patient:

A

Gonorrhoea

39
Q

The following is a picture of:

A

Hypertensive retinopathy

40
Q

Peri-anal warts in children may be indicative of:

A

Sexual molestation

41
Q

A 25-year old woman visits her doctor requesting refills of her β 2 inhaler. She has had asthma with daily symptoms for the past 10 years. She generally uses 2 puffs of her β 2
inhaler 4 times daily. She wakes up with asthma symptoms 1 to 2 nights a week. Taking 2 puffs from her inhaler always bring complete relief of her wheezing and cough. Her peak expiratory flow rate (PEFR) is 400 L/min, which is 100% of predicted. Besides rewriting her prescription for the β 2 inhaler, which of the following is the best management option for this patient?

A

Start therapy with a combination of a β-agonist and an inhaled corticosteroid.

42
Q

Which reflex is not used to test vision in a neonate?

A

Corneal reflex

43
Q

Select the correct statement regarding clinical records:

A

Do not change written records; rather add the correct facts to the records.

44
Q

In which patient would you expect the following physical sign?

A

Patient with cardiac tamponade

45
Q

Mr. Z presents with yellow sclerae, spider nevi, gynaecomastia and a history of severe alcohol abuse. What is the most likely diagnosis?

A

Liver cirrhosis

46
Q

What is this sign commonly known as?

A

Swan neck deformity

47
Q

John is 25 years old and injured his right knee in a soccer game over the weekend. You perform the following test (shown in the picture) on him and it is positive. What is the
most likely diagnosis?

A

ACL injury

48
Q

A 9-year-old boy has a 3-month history of depressed mood, sadness as well as decreased interest, energy and concentration. He often argues with teachers and with
his dad. His mom recently passed away. He was previously an academic achiever, but has now demonstrated a recent pattern of temper tantrums and deterioration in school grades and social activities. Which of the following is the most likely diagnosis for this patient’s condition?

A

Major depressive disorder

49
Q

The mother brought this child to the clinic for treatment of his mild diarrhoea. She also says he looks puffy to her. After studying the growth chart – what is your assessment?

A

Child has marasmic kwashiorkor

50
Q

This child presented with an itchy and painful skin rash shown in the pictures. His siblings are also affected. What is the diagnosis?

A

Impetigo

51
Q

The following picture is from one of your patients. What is the possible diagnosis?

A

Osteoarthritis

52
Q

The following is a picture of:

A

Papilloedema

53
Q

John is 25 years old and injured his right knee in a soccer game over the weekend. You perform the following test (shown in the picture) on him and it is positive. What is the most likely diagnosis?

A

PCL injury

54
Q

Mr. X, a healthy 55-year-old man, was send by his insurance company for a routine check-up. Study the following result of his urine dipsticks test, read at 60 seconds.

A

Send urine for MCS

55
Q

On a dipstick examination of a patient presenting with dysuria the following was found:

Microscopic evaluation of the urine revealed the following:

What disease is caused by this? (1)
Name the drug you will use to treat this condition: (1)

A

Schistosomiasis/Bilharzia

Praziquantel