Medicine Flashcards

1
Q

haemophilia: APTT, PT, Bleeding time changes?

what factor is deficient in A/B types?

A

APTT increased
PT, bleeding time normal
A: factor 8 deficient
B: factor 9 deficient

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2
Q

von Willebrand disease: APTT, PT, bleeding time changes?

A

APTT, bleeding time increased, PT normal

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3
Q

Vit K deficiency: APTT, PT, bleeding time changes?

A

APTT, PT increased

bleeding time normal

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4
Q

A 68-year-old male presents to his GP having noticed enlarge lymph nodes in neck, axillae and groin. Blood tests show low Hb, high wcc. What is most likely dx?

A

CLL

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5
Q

olanzapine common SE

A

increase appetite, weight gain, DM, lipid changes, sedation

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6
Q

findings on fundoscopy in papilloedema?

A
venous engorgement
loss of venous pulsation 
blurring of optic disc margin
elevation of optic disc
loss of optic cup 
Paton's lines
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7
Q

SE of sulphonylureas

A

hypoglycaemia
weight gain
hypontraemia
beware in preg

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8
Q

SE of pioglitazone

A

avoid if HF, fluid retention, bladder ca
weight gain
hypoglycaemia

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9
Q

what type of med is liraglutide, exanetide?
SE?
indication to use?

A

GLP1 mimetic
weight loss, reduce appetite, reduce CVS events
N&V, pancreatitis
use if tripe therapy, still >58mmol/L + BMI>35

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10
Q

what type of med is linagliptin, sitagliptin?

SE?

A

DPP4 inhib
good if need weight loss
GI discomfort

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11
Q

what type of med is dapagliflozin?

SE?

A

SGLT2 inhib
UTI, thrush, euglycaemia ketoacidosis
weight loss, reduce cardiac mortality

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12
Q

ECG changes - hypokalaemia

A

A prolonged PR interval, depressed ST segment, flattened T waves and prominent U waves.

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13
Q

ECG changes - hypocalcaemia

A

prlonged QT

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14
Q

double duct sign = ? dx?

A

ca of head of pancreas

caused by dilation of the common bile duct and pancreatic duct in response to the tumou

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15
Q

Obesity with abnormal LFTs - ?

A

NAFLD

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16
Q

a 45 y/o presents with 3/52 hx of tiredness, weight loss. O/E: hepatosplenomegaly, abnormal gums. What is the dx?

A

AML

17
Q

a 70 y/o presents w weight loss, splenomegaly, increase WCC, philadelphia chromosome

A

CML

18
Q

8 y/o, has Down’s/ionising radiation in preg, anaemia, infections, CN palsies, what’s the dx

A

ALL

19
Q

Haem

Heinz bodies = ?

A

damage to Hb:
G6PD
alpha thalassaemia

20
Q

haem

when do you get target cells?

A

abnormal hb & cell membranes
sickle cell disease, thalassemia, iron deficiency
anaemia, liver disease
hyposplenism: coeliac

21
Q

haem

when do you get howell-jolly bodies?

A

nuclear remnants

Causes: post-splenectomy, leukemia, megaloblastic anemia, iron deficiency anemia, thalassaemia
hyposplenism: coeliac

22
Q

haem: when do you get tear drop poilikocytes?

A

myelofibrosis

23
Q

haem: Iron def anaemia findings on film

A

pencil poilikocytes

target cells