Part B 06 Flashcards

1
Q

Most common site c-spine injury

A

Atlanto-axial region

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2
Q

Separation of nail from nail bed

Aka

A

Oncholysis

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3
Q

Septic arthritis

Tx

A

Analgesia
Aspirate joint to dryness
IV abx

If >3 aspirations/day
Or soft tissue affected
Or no response w/i 5 days
> washout

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4
Q

Brugada syndrome

Inheritance

A

Autosomal dominant

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5
Q

Salmonella typhi

Complications

A
Intestinal haemorrhage 
Intestinal Perf
Secondary pneumonia
Encephalitis
Myocarditis
Septic shock
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6
Q

Stroke

Definition

A
Rapidly developing
Focal neurology 
Lasting >24h
Or leading to death
No apparent cause other than vascular
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7
Q

Advice with mydriatic drops

A

Sensitive to light: sunglasses
Blurry vision
Risk of AACG - return to ED of eye pain

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8
Q

Orbital blowout #

Define

A
# of orbital wall
Rim of orbit remains in tact
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9
Q

Orbital blowout #

Sx

A
Diplopia esp upward gaze 
— inferior rectus 
Orbital emphysema 
Malar region numbness 
— inferior orbital nerve 
Enophthalmus
Hypoglobus - inferior displacement globe
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10
Q

Orbital blowout #

Indication for surgery

A

Significant enophthalmus
Significant diplopia
Muscle entrapment
Large #

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11
Q

Malar region numbness (nose)

Affected nerve

A

Inferior orbital nerve

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12
Q

Blowout #
Diplopia on upward gaze
Entrapment which muscle

A

Inferior rectus

From inferior blowout

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13
Q

Painful 3rd nerve palsy
With blown pupil
Most common pathology

A

Posterior communicating artery aneurysm

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14
Q

ATLS

Life threatening chest injuries

A
ATOMFC
Airway obstruction
Tension pneumo
Open pneumo
Massive haemothorax 
Flail chest
Cardiac tamp
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15
Q

Hill Sachs deformity

Define

A

Depression posterior aspect humeral head

Impact against glenoid rim

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16
Q

Tension pneumothorax

Initial Tx

A

Needle thoracocentesis

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17
Q

Raised ICP

Signs

A

Headache
Vomiting
Pappiloedema

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18
Q

Action of mannitol for Tx raised ICP

A

Decrease rate CSF production

Draws fluid across BBB

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19
Q

SIGN guideline

GI bleed admit for early endoscopy if

A
>70yo
Witnessed haematemesis or haematochezia 
Haemodynamic disturbance 
Known liver ds
or varices
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20
Q

SVCO

Stands for

A

Superior vena cava obstruction

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21
Q

CURB-65

Scoring

A
Confusion
Urea>7
RR>30
sBP<90
Age
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22
Q

Atypical pneumonia

Organisms

A

Mycoplasma pneumonia
Chlamydia pneumoniae
Legionella pneumophillia

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23
Q

FAST scan

Views

A

Longitudinal RUQ, LUQ
Transverse subxiphoid
L+T suprapubic

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24
Q

FAST scan

RUQ view looking at

A

Hepatorenal recess
Aka
Morrison’s pouch

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25
Q

FAST scan

LUQ looking at

A

Splenorenal recess

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26
Q

FAST scan

Blood first seen in

A

Hepato renal recess
Aka
Morrison’s pouch

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27
Q

eFAST scan

Includes

A

L and R thoracic

To look for pneumothorax

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28
Q

Empty can test

Test for

A

Supraspinatus injury
Or
Suprascapular nerve palsy

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29
Q

Empty can test

Process

A

Abduct horizontally
Palm down
Resist downward pressure

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30
Q

RA X-ray findings

A

Joint space narrowing
Erosions
Subchondral cysts
Soft tissue swelling

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31
Q

Vestibular Schwanoma

Site

A

Cerebellopontine angle

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32
Q

Vestibular schwannoma

CN effected

A

5th - trigeminal

8th - vestibulocochlear

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33
Q

Otitis media

Organism

A

Streptococcus pneumoniae

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34
Q

Otitis media

Abx for

A

Children <2 w’ bilateral infx
Purulent discharge from ear
Systemically unwell
Recurrent infection

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35
Q

Otitis media

Abx for Tx

A

Amoxicillin
Or
Erythromycin

5 days

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36
Q

Otitis media

Complication

A
Mastoiditis 
Brain abscess
Sepsis
Meningitis
TM perforation
Hearing loss
Facial nerve palsy
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37
Q

Otitis externa

Pathogen

A

Pseudomonas aeriginosa

38
Q

Otitis externa

Tx

A
Sofradex 
Gentisone
Ciprofloxacin 
\+/- aural toilet
\+/- pope wick
39
Q

Detecting ST elevation in presence of LBBB

Use

A

Sgarbossa criteria

40
Q

Sgarbossa criteria

Used for

A

Detect st elevation in
LBBB
And
Ventricular paced rhythm

41
Q

Sgarbossa criteria

A

> 1mm concordant ST elevation w’ positive QRS
1mm concordant ST dep in leads V1-3
5mm discordant ST elevation w’ neg QRS complex

42
Q

Asthma

Mg sulphate dose

A

1.2-2g IV over 20min

43
Q

Asthma

Aminophylline dose

A

5mg/kg over 20min (loading dose)

44
Q

Arterial line placement

CI

A

Absent pulse
Full thickness burn at site
Arterial insufficiency distal
Vascular injury proximal

45
Q

Pre oxygenation

Process

A

15L non rebreathe

For 3 min

46
Q

RSI paralytic agents

A

Suxamethonium 1mg/kg

Thiopentone

47
Q

Intubation in asthma
Induction
And
Paralytic agents

A

Induction:
Ketamine 2mg/kg

Para:
rocuronium, sux

48
Q

Intubation in asthma

Indication

A

Severe hypoxia
Confusion
Failure meds/NIV
Resp arrest

49
Q

Pericarditis and high trop

Ddx

A

Myopericarditis
Or
Missed MI and dressler syndrome

50
Q

Hydrofluoric acid

Tx

A

Irrigate
Calcium gluconate and KY jelly (top)
>10% calcium gluconate inj
>10ml 10% Ca gluconate intra arterial inj

51
Q

Biliary colic

Pathology

A

Gallstone transiently obstructs either cystic duct or Hartman’s pouch

52
Q

Prostatitis

Pathogens

A

E. coli
S aureus
Neiserria gonorrhea

53
Q

Prostatitis

Abx and course length

A

Not STI related
Cipro or trimethoprim
28d

54
Q

Testicular cancer

Ix

A

USS testis

55
Q

Testicular cancer

Types

A

Seminoma

Teratoma

56
Q

Gilbert syndrome

Pathology

A

Deficient conjugation bilirubin

57
Q

Gilbert syndrome
Genetics
% pop

A

Autosomal recessive

5% pop

58
Q

Anorexia nervosa

Metabolic disturbances

A

Low K, Mg
High amylase, urea, LFT
Anaemia and low Plt

59
Q

Anorexia nervosa

Admission criteria

A

Risk self harm/ suicide
BMI<15
Bradycardia, low glucose, electrolyte disturbance

60
Q

Cyanosis of hands and feet

Aka

A

Acrocyanosis

61
Q

Osteomyelitis

Tx

A

Fluclox (6w)
+/- rifampicin (1st 2w)
Clindamycin (pen allergic)
Vanc (MRSA)

62
Q

Osteomyelitis

Pathogens

A
Staph aureus 
Streptococcus sp
Enterobacter sp
Haemophilus influenza
Salmonella sp
63
Q

Ankle ligaments
Medial
V
Lateral

A
Medial - deltoid
Lateral
- anterior talofibular lig
- calcaneofibular lig
- posterior talofibular lig
64
Q

Coeliac

Ix

A

Serum IgA tTGA
(Tissue transglutaminase)
Intestinal biopsy

65
Q

Carcinoid syndrome

Ix

A

24h urinary 5HIAA

66
Q

ABCD2
High risk score =x
And
Management plan

A

Score>3

R/V within 24h

67
Q

APGAR

Normal score

A

> 7

68
Q

APGAR

Scoring

A
Appearance 0-2
1= blue extremities
Pulse
1 = <100
Grimace (Reflex)
2 = cry on stimulation
Activity
1 = some flexion 
Respiratory effort 
1 = weak and irregular
69
Q

TCA overdose

Sx start w/i

A

1-2h of overdose

70
Q

TCA OD

Potential life threatening

A

> 10mg/kg

71
Q

TCA overdose
Severe OD
Leading to cardiotoxicity and coma

A

> 30mg/kg

72
Q

TCA overdose

Sx

A
Shock
Dilated pupils
Increased tone
upward plantar
Ataxia, jerky limb movements
Reduced GCS
Seizure 
Arrhythmia
73
Q

TCA overdose

ECG signs and reason for them

A

Broad QRS
- blocked Na channels

Prolonged QT
- blocked K channels

74
Q

TCA overdose

Do not give which drugs

A

Anti arrhythmiacs
Eg amiodarone

Worsens hypotension

75
Q

TCA overdose

Tx

A

A to E
Activated charcoal
Na bicarbonate
Adrenaline for hypotension

76
Q

Colles #

Comp

A
Malunion
Median nerve palsy
Carpal tunnel syndrome 
Reflex sympathetic dystrophy 
OA
Extensor pollicis longus rupture
77
Q

Transient global amnesia

RF

A

> 50yo
Associated with migraine
After strenuous exercise , cold temp or traumatic event

78
Q

Transient global amnesia

Sx

A
Transient loss short term memory 
Rapid onset 
Perseveration 
- asks same Qs repeatedly
Unable to recall episode once recovered
79
Q

Transient global amnesia

Resolves within

A

Usually w/i hours

Completely resolves within 24h

80
Q

Ranson criteria

A
Age>55
WCC>16
BG>10
AST>250
LDH>350

> 3 severe pancreatitis

81
Q

Most common positions of appendix

A
Ascending retrocaecal (64%)
Subcaecal (32%)
82
Q

C. Difficile

Ix

A

Stool cytotoxin assay

83
Q

Dabigatran reversal agent

A

Idarucizumab

Praxbind

84
Q

Acute peripheral vertigo

Tx

A

Prochlorperazine

Cinnarizine

85
Q

Pretibial laceration

Comp

A

Haematoma formation

86
Q

Bed position for ventilated patient

A

15-30deg head up

87
Q

Calculate tidal volume

Ventilator

A

7xIBW

Ideal body weight (kg)

88
Q

Endotracheal tube size

Paeds

A

3mm - neonate
4mm - 6m
4.5 - 1 yr

  1. 5 - female
  2. 5 - male
89
Q

Paeds
Meningococcal septicaemia

Most common pathogen

A

Neiserria meningitidis group B

90
Q

Paeds
Meningococcal septicaemia

Tx

A

Ceftriaxone 80mg/kg

91
Q

Paeds

IO access

A
Prox humerus
- 1cm above surgical neck
Prox tib 
- 3cm below tibial tuberosty
Distal tib
- 3cm prox to most prominent medial malleolus