Paediatrics 1 Flashcards

1
Q

Top two common organisms causing infection of the newborn eye (ophthalmia neonatorum)

A

Chlamydia trachomatis
Neisseria gonorrhoea

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2
Q

short limbs (rhizomelia) with shortened fingers (brachydactyly)
large head with frontal bossing and narrow foramen magnum
midface hypoplasia with a flattened nasal bridge
‘trident’ hands
lumbar lordosis
=
Gene
RF
AD/AR

A

Achondroplasia
FGFR 3 gene
Advancing maternal age
AD

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3
Q

Acute epiglottitis is caused by which organism

Sx (4)
What is the tripod position?

Mx (3)

A

Haemophilus influenzae

Generally unwell
High temp
Stridor
Drooling

Sitting, leaning forward, neck extended - helps them breathe

Mx anaesthetics, oxygen, IV abx

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4
Q

XR may show what in acute epiglottitis?

A

Thumb sign

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5
Q

XR in croup can show what?

A

Steeple sign

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5
Q

Which leukemia is the most common affecting children?
Peak incidence age

A

ALL
2-5yo

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6
Q

Name five poor prognostic factors with children with ALL

A

Age <2 or >10
WCC >20 at time of diagnosis
Non-caucasian
Male
T or B cell surface markers

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7
Q

Name seven features of ALL

A

Anaemia
Neutropenia
Thrombocytopenia
Testicular swelling
Bone pain
Hepatosplenomegaly
Fever

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8
Q

What is HbH disease?
Type of anaemia
Number of alpha globulin alleles affected

A

Alpha thalassemia
3 alpha globulin alleles are affected leading to a
Hypochromic microcytic anaemia with splenomegaly

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9
Q

Life threatening asthma attack
Sats
PEF
Chest signs (2)

A

<92%
<33%
Silent chest
No respiratory effort

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10
Q

Severe asthma attack
Sats
PEF
Chest signs (2)
HR >5yo and 1-5yo
RR

A

<92%
33-50%
HR > 125 (>5yo), >140 (1-5yo)
RR >30 if >5yo >40 if 1-5yo
Too breathless to talk or feed
Accessory muscle use

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11
Q

Moderate asthma attack aged 2-5yo
Sats

Moderate asthma attack >5yo
sats
PEF

A

> 92%

> 92%
50% PEF

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12
Q

Mild - mod asthma Mx
How often
Max number of puffs
How many times to repeat before referring to hospital?

A

SABA with spacer
1 puff every 30-60 seconds
Max 10 puffs

Can repeat and then refer to hospital

Prednisolone 3-5 days

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13
Q

Pred dosing
2-5yo
>5yo

mg/kg

A

20mg OD
30-40mg OD

1-2mg/kg

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14
Q

5-16yo asthma mx (7)

A
  1. SABA
  2. SABA + paeds low dose ICS
  3. SABA + paeds low dose ICS + LTRA
  4. SABA + paeds low dise ICS + LABA
  5. SABA + MART (combined low dose ICS + LABA)
  6. SABA + MART (mod dose ICS)/ SABA + mod dose ICS + LABA
  7. SABA + MART (high dose ICS) / SABA + high dose ICS + LABA/ SABA + theophylline/ SABA + seeking advice from expert
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15
Q

Low
Mod
High dose ICS doses

A

200
200-400mcg
>400mcg

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16
Q

Mx asthma <5yo
(4)

A
  1. SABA
  2. SABA + 8 week trial of paeds mod ICS
    Then stop and monitor sx

If sx didn’t resolve during 8 week trial then ?alternative diagnosis
If sx resolved and then reoccured within 4 weeks of stopping ICS rx then restart ICS at paediatric low dose ICS
If sx resolved and then reoccurred >4 weeks after stopping then repeat 8 week trial of paeds mod dose ICS

  1. SABA + paeds low dose ICS + LTRA
  2. Stop LTRA and refer
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17
Q

DSM-V definition of ADHD
(Three main symptoms)
How many features in children up to 16 and >=17yo

Common age range of diagnosis

A

Inattention
Hyperactivity
Impulsivity

Children up to 16yo have to have six features
17yo and over have to have five features

3-7yo

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18
Q

Non pharmacological Mx ADHD (2)

Drug therapy is offered to which age group

A
  1. 10 week watch and wait period to see if symptoms are persistent
  2. Refer to CAMHS or paeds with special interest in behavioural disorders

5 or more yo

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19
Q

Drug treatment in ADHD
1st line
2nd line
If you benefit from 2nd line but can’t tolerate SE

A

1st line methylphenidate (six week trial)
If inadequate reponse
2nd line lisdexamfetamine
3rd line dexamfetamine (if you benefit from lisdexam but can’t tolerate SE)

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20
Q

SE methylphenidate (3)

Monitoring (2)

A

AP
Nausea
Dyspepsia

Height and weight every 6 months
Baseline ECG

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21
Q

ADHD adults mx (2)

A
  1. Methyl or lisdexam
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22
Q

Autism
Features (3)

A

Impaired social communication
Repetitive behaviours
Intellectual/ language impairment

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23
Q

AD conditions
Disease is passed on to what percentage of children?

A

50%

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24
AR conditions Two heterozygote parents What percentage will have the condition? Will be a carrier? Will be unaffected
25% 50% 25%
25
Age range for benign rolandic epilepsy? What is it? (when and type of seizure) (2) EEG shows Seizures stop by
4-12yo Seizures typically at night, partial +/- secondary generalisation EEG shows centro-temperoral spikes Seizures stop by adolescence
25
Bronchiolitis Age range Organism Worse when?
<1yo (peak 1-9 months) RSV Worse in winter
26
Bronchiolitis Ix (1) Mx (3)
Immunofluorescence of nasopharyngeal secretions Humidified O2 if O2 <92% NG feeding Suction
27
What is Sever disease?
Calcaneal apophysitis Overuse injury in sporty kids
28
What is the differences between cephalohaematoma and caput succedaneum
Cephalohaematome Develops hours after birth Parietal region Takes months to resolve Caput succedanaeum Present at birth Forms over vertex and crosses suture line Resolves within days
29
Complication of cephalohaematoma
Jaundice
30
Chickenpox Infectivity period
4 days prior to rash until 5 days after rash
31
Chickenpox features
Fever initially Itchy rash on head and trunk and then spreads Macular then papular then vesicular
32
Mx chickenpox (3) What may increase risk of secondary bacterial infection?
Keep cool Calamine lotion School exclusion NSAIDs
33
Heel prick test tests for which four conditions
1. Hypothyroidism 2. PKU 3. CF 4. MCADD
33
Prodrome: irritable, conjunctivitis, fever Koplik spots: white spots ('grain of salt') on buccal mucosa Rash: starts behind ears then to whole body, discrete maculopapular rash becoming blotchy & confluent =
Measles
33
Fever, malaise, muscular pain Parotitis ('earache', 'pain on eating'): unilateral initially then becomes bilateral in 70% =
Mumps
33
Rash: pink maculopapular, initially on face before spreading to whole body, usually fades by the 3-5 day Lymphadenopathy: suboccipital and postauricular =
Rubella
33
Also known as fifth disease or 'slapped-cheek syndrome' Caused by parvovirus B19 Lethargy, fever, headache 'Slapped-cheek' rash spreading to proximal arms and extensor surfaces =
Erythema infectiosum
34
Caused by the coxsackie A16 virus Mild systemic upset: sore throat, fever Vesicles in the mouth and on the palms and soles of the feet =
Hand, foot and mouth disease
34
Reaction to erythrogenic toxins produced by Group A haemolytic streptococci Fever, malaise, tonsillitis 'Strawberry' tongue Rash - fine punctate erythema sparing the area around the mouth (circumoral pallor) =
Scarlet fever
35
Codeine use in children rule Breastfeeding yes or no
>12yo for pain that is not controlled by paracetamol or ibuprofen No
36
Name five acyanotic congenital heart coditions
VSD (most common) ASD PDA Coarctation Aortic valve stenosis
37
Name three cyanotic congenital heart conditions
ToF (presents 1-2months old) most common Transposition of the great arteries (presents at birth) Tricuspid atresia
38
Red flags for constipation in children (7)
From birth Passage of meconium >48 hours Ribbon stools Faltering growth (amber) Weakness in legs Locomotor delay Distension
39
Mx constipation
1. Movicol 2. add Senna (stimulant) 3. Substitute stimulant for osmotic e.g lactulose
40
Cow's milk protein intolerance Age of onset Features (5)
Present usually in the first 3 months of life Regurgitation Vomiting Diarrhoea Urticaria Colic symptoms
41
Cow's milk protein intolerance Ix (3)
Skin prick Patch testing RAST IgE for cow's milk protein
42
Cow's milk protein intolerance Mx Formula fed (2) Breastfed (3)
1. Extensive hydrolysed formula 2. Amino acid based formula 1. Continue breastfeeding 2. Eliminate cow's milk protein from maternal diet 3. eHF milk when breastfeeding stops until 12 months of age
43
Croup Age range Organism Season
6 months - 3 years Parainfluenza Autumn
44
Croup features (4)
Stridor Barking cough - worse at night Fever Coryzal sx
45
Who should be admitted with croup? (4)
Moderate or severe <6 months Known upper airway abnormalities Uncertainty about diagnosis
46
Mx croup (2) Emergency treatment (2)
Single dose dexamethasone 0.15mg/kg OR Prednisolone Oxygen Nebs adrenaline
47
CF AD/AR Common organisms that colonise (2)
AR Staph Aur Pseudomonas aeruginosa
47
Name four presenting features of CF
Recurrent chest infections Meconium ileus Steatorrhoea/ FTT Liver disease
48
Name six non presenting features of CF
Short stature Rectal prolapse Nasal polyps DM Delayed puberty Infertility/ subfertility
49
CF mx (6) Pharmaclogical therapy (2)
1. BD chest physio + postural drainage 2. High calorie diet with high fat intake 3. Minimise contact with other CF patients 4. Vitamin supplementation 5. Pancreatic enzyme supplements 6. Lung transplant Lumacaftor/lvacaftor
50
Referral for developmental delay Not smiling by No sitting by Cannot walk by
10 weeks 12 months 18 months
51
Hand preference before what age is abnormal? Could indicate?
12 months Cerebral palsy
52
Name seven risk factors for developmental dysplasia of the hip
1. First born 2. Oligohydramnios 3. Positive FH 4. Female 5. Breech presentation 6. Congenital foot deformity 7. Birth weight >5kg
53
Developmental dysplasia of the hip Most common in which hip? Who requires screening with an US? (3)
Left 1st degree FH, breech presentation K36 and above, multip
54
What test is done at the six week check to check for developmental dysplasia of the hip?
Barlow - dislocate Ortolani - relocate
55
Ix of choice for DDH Unless what age, in which case which scan?
US Unless >4.5months - XR
56
Most common cause of gastroenteritis in children (organism)
Rotavirus
57
Gastroenteritis Diarrhoea usually lasts for ? and stops within ? Vomiting usually lasts for ? and stops within ?
5-7 days 2 weeks 1-2 days 3 days
58
Who is a stool culture done on in gastroenteritis? (3)
Suspected septicaemia Immunocompromised Blood/mucous in stool
59
High LH, low testosterone =
Klinefelters Primary hypogonadism XXY
60
Low LH and low testosterone
Hypogonadotrophic hypogonadism Kallman's
61
High LH normal/ high testosterone
Androgen insensitivity syndrome
62
Low LH and high testosterone
Testosterone secreting tumour
63
often taller than average lack of secondary sexual characteristics small, firm testes infertile gynaecomastia - increased incidence of breast cancer elevated gonadotrophin levels =
Klinefelter's XXY
64
'delayed puberty' hypogonadism, cryptorchidism anosmia sex hormone levels are low LH, FSH levels are inappropriately low/normal patients are typically of normal or above average height = Inherited?
Kallman's X linked recessive
65
'primary amenorrhoea' undescended testes causing groin swellings breast development may occur as a result of conversion of testosterone to oestradiol = Mx (3)
Androgen insensitvity syndrome 46XY Raise child female Orchidectomy (increased risk of testicular cancer with undescended testes) Oestrogen therapy
66
Congenital abnormality of the layrnx Infants typical present at 4 weeks of age with: stridor =
Laryngomalacia
67
Which vaccination should be deferred in children with an evolving or unstable neurological condition
DTP
68
precocious puberty cafe-au-lait spots polyostotic fibrous dysplasia short stature =
McCune-Albright syndrome
69
X linked recessive inheritance affects which gender? Males sons are Males daughters are Each male child of a heterozygous female carrier has what chance of being affected Each female child of a heterozygous female carrier has what chance of being carrier
Males only Males sons are unaffected Males daughters are carriers Each male child of a heterozygous female carrier has a 50% chance of being affected Each female child of a heterozygous female carrier has a 50% chance of being a carier
70
Wilm's tumour Age Features (3) Mx
Under age of 5 Abdominal mass Painless haematuria Flank pain Paediatric review within 48 hours