Infection Flashcards

Conditions and Presentation

1
Q

What is the most common cause of encephalitis

A

Herpes simplex virus

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2
Q

Melanoma ABCDE

A
  • Asymmetry
  • irregular Borders
  • Colour variegation
  • Diameter >6mm
  • Elevation/evolution of a skin lesion.
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3
Q

Fitzpatrick skin scale

A
  • 7 scales of skin
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4
Q

What is the most common type of melanoma that has a long radial phase?

A

Superficial spreading melanoma (Pagetoid)

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5
Q

Which melanoma type has a very long radial phase and exists as lentigo maligna before it starts invading the basement membrane?

A

Lentigo maligna melanoma (Hutchinson’s melanotic freckle)

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6
Q

What is the most aggressive type of melanoma that has no radial phase?

A

Nodular melanoma (ab initio)

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7
Q

Which melanoma type has a short radial phase, occurs more frequently in patients with darker skin tones, and involves the palms or soles?

A

Acral lentiginous melanoma

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8
Q

What type of melanoma grows under the nail?

A

Subungual melanoma

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9
Q

What type of melanoma lacks pigmentation?

A

Amelanotic melanoma

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10
Q

Max amount of units of alcohol per week

A

14 units

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11
Q

How to calculate units of alcohol

A

Units = strength (ABV) x volume (ml) ÷ 1000

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12
Q

Medical managment of smoking cessation- NRT

A
  • NRT (patches and oral for 8 weeks)
  • Start on quit day
  • Should not be used with varenicline or bupropion
  • contra-indicated in severe cardiovascular disease
  • SIDE EFFECTS: nausea, dizziness, vivid dreams and palpitations.
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13
Q

Bupropion

A
  • originally an anti-depressant
    *inhibits reuptake of dopamine, noradrenaline and serotonin in the brain. Helps with cessation
  • start 7-14 days before quit date
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14
Q

Contradiction of Bupropion

A
  • Epilepsy (decreases seizure threshold)
  • Eating disorders and bipolar disorder
  • CNS tumours
  • Those experiencing current benzodiazepine or alcohol withdrawal
  • Pregnancy and breast-feeding
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15
Q

Varenicline (Champix)

A
  • partial nicotinic acetylcholine receptor agonist.
  • 7-14 days before the quit date; needs to be titred
  • contradicted in pregnancy
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16
Q

Who can use POP

A
  • women who smoke >15 cigarettes a day
  • over 35 years old
  • migraines with auras
  • breast-feeding women
17
Q

Asthma exaccebation signs and symptoms

A
  • Tachypnoea
  • Increased work of breathing
  • Hyperinflated chest
  • Expiratory polyphonic wheeze throughout the lung fields
  • Decreased air entry (if severe)
18
Q

Death verification procedure

A
  • Confirming the patients identity
  • Checking for any obvious signs of life
  • Checking response to verbal and painful stimuli
  • Assessing pupils - they should be fixed and dilated
  • Feeling a central pulse
  • Listening for heart sounds and respiratory sounds for a total of 5 minutes.
19
Q

LUTI managment

A
  • 3 days oral nitrofurantoin or trimethoprim
  • conservative measures (e.g fluids)
20
Q

UTI in Men managment

A
  • trimethoprim or nitrofurantoin for 7 days
  • Refer to urology if repeating symptoms
21
Q

UTI during Pregnancy (with no haematuria) managment

A
  • nitrofurantoin (but avoid at term), for 7 days.
  • 2nd line: amoxicillin/cefelexin for 7 days.
22
Q

Managment of pylonephritis

A
  • hospital admission
  • IV broad-spectrum cephalosporin, a quinolone, or gentamicin
23
Q
A