3: Paeds Y3/4 - Paediatrics [15] > Differentials > Flashcards

Differentials Flashcards

(102 cards)

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1
Q

Categories of causes of collapse

A
  • Cardiac
  • Resp
  • Neuro
  • Other
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2
Q

Cardiac causes of collapse

A
  • Heart failure
  • Arrhythmias
  • Myocarditis
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3
Q

Resp causes of collapse

A
  • Upper airway obstruction
  • Respiratory failure
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4
Q

Neuro causes of collapse

A
  • Birth asphyxia
  • Cerebral oedema
  • Coning of brainstem
  • Head injury
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5
Q

Other causes of collapse

A
  • Drug ingestion
  • Severe trauma, e.g. falls, RTA, non-accidental
  • Severe hypoxic-ischaemic insult, e.g. suffocation, drowning
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6
Q

Causes of acute fever

A
  • Dehydration
  • Otitis media
  • Viral infection, e.g. non-specific viral infection, upper respiratory tract infection
  • Post surgery
  • Kawasaki’s disease
  • Factitious
  • Tonsillitis
  • Post-immunisation
  • Septic arthritis
  • Pneumonia
  • Serious blood infection
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7
Q

Causes of factitious acute fever

A
  • Taking temperature after hot drink
  • Deliberate manipulation of thermometer
  • Excessive crying on exertion
  • Overheating due to swaddling
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8
Q

Serious blood infections causing acute fever

A
  • Meningococcal sepsis
  • Streptococcal sepsis
  • Toxic shock syndrome
  • Malaria
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9
Q

Persistent fever

A
  • HIV infection
  • Collagen vascular disease
  • Inflammatory bowel disease
  • Infective endocarditis
  • Occult abscess
  • Osteomyelitis
  • Infectious mononucleosis
  • Tuberculosis
  • Neoplastic disease
  • Hepatitis
  • Atypical pneumonia
  • Urinary tract infection
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10
Q

Cough in infants

A
  • Congenital malformation of airway
  • Infections
  • Gastro-oesophageal reflux
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11
Q

Infections causing cough in infants

A
  • Bronchiolitis
  • Pneumonia
  • Upper respiratory tract infections
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12
Q

Cough in pre-school kids

A
  • Asthma
  • Passive smoking
  • Infections
  • Foreign body
  • Cystic fibrosis
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13
Q

Infections causing cough in pre-school kids

A
  • Acute bronchitis
  • Upper respiratory tract infections
  • Pneumonia
  • Croup
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14
Q

Cough in school age to adolescent

A
  • Post-nasal drip
  • Cystic fibrosis
  • Asthma
  • Infections
  • Cigarette smoking
  • Psychogenic
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15
Q

Wheeze

A
  • Aspiration of food or foreign body
  • Cardiac failure
  • Asthma
  • Bronchopulmonary dysplasia
  • Bronchiolitis
  • Viral wheeze
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16
Q

Acute stridor

A
  • Inhaled foreign body
  • Tonsillar abscess (quinsy)
  • Croup
  • Anaphylaxis
  • Epiglottitis
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17
Q

Chronic stridor

A
  • Laryngeal abnormalities
  • Vascular ring
  • Upper airway obstruction
  • Tracheal abnormality
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18
Q

Laryngeal abnormalities causing chronic stridor

A
  • Papilloma
  • Vocal cord palsies
  • Laryngomalacia
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19
Q

Upper airway obstruction causing chronic stridor

A
  • Severe micrognathia
  • Pharyngeal cysts
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20
Q

Tracheal abnormality causing chronic stridor

A
  • Tracheomalacia
  • Subglottic stenosis
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21
Q

Causes of upper airway obstruction

A
  • Croup
  • Anaphylaxis with swelling
  • Epiglottitis
  • Foreign bodies
  • Infection in upper airway
  • Fire or burns from breathing in smoke
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22
Q

Categories of causes of cyanosis

A
  • Alveolar hyperventilation
  • Ventilation perfusion inequality
  • Decreased affinity of oxygen to haem
  • Impairment of oxygen diffusion right to left shunting
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23
Q

Categories of causes of alveolar hyperventilation

A
  • CNS causes
  • Hypothermia
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24
Q

CNS causes of alveolar hyperventilation

A
  • Cerebral oedema
  • Seizures
  • Haemorrhage
  • Infection
  • Hypoxia-ischaemia
  • Drugs
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25
Categories of causes of VP inequality
* Cardiac * Resp
26
Cardiac causes of VP inequality
* Decreased systemic perfusion decreased pulmonary blood flow * Pulmonary atresia with intact septum
27
Causes of decreased systemic perfusion
* Sepsis * Coarctation of the aorta
28
Causes of decreased pulmonary blood flow
* Tricuspid atresia * Tetraology of fallot * Critical pulmonary stenosis
29
Resp causes of VP inequality
* Tracheal compression * Pneumonia * Pleural effusion * Bronchiolitis * Respiratory muscle dysfunction * Guillain-Barre
30
Causes of decreased affinity of oxygen to Hb
CO poisoning
31
Causes of impairment of oxygen diffusion
* Bronchopulmonary dysplasia Diaphragmatic hernia
32
Causes of left to right shunting
* Congenital heart defects * AV fistula - pulmonary or systemic * Eisenmenger syndrome
33
Causes of innocent murmur
* Venous hum * Pulmonary flow murmur * Systolic ejection murmur
34
Causes of pathological murmur
* Aortic stenosis * Coarctation of aorta * Ventricular septal defect * Pulmonary stenosis * Atrial septal defect
35
Vomiting in newborn and infants
* Overfeeding * Gastro-oesophageal reflux * Systemic infection, e.g. meningitis, UTI * Small bowel obstruction * Constipation * Pyloric stenosis * Whooping cough
36
Vomiting in older kids and adolescents
* Gastroenteritis * Toxic ingestion or medications * Pregnancy * Bulimia * Raised ICP * Migraine
37
Acute abdo pain
* Acute appendicitis * Mesenteric adenitis * Inflammatory bowel disease * Intestinal obstruction * Functional abdominal pain * Renal calculi * Constipation * Lower lobe pneumonia * Gastroenteritis * Peptic ulcer * Diabetes * Henoch-Schonlein purpura * Urinary tract infection * Intussusception * Colic
38
Acute constipation
* Hirschsprung's * Functional
39
Chronic constipation
* Bowel obstruction * Fluid depletion
40
Causes of bowel obstruction
* Adhesions from previous surgery * Congenital causes
41
Causes of conjugated hyperbilirubinaemia
* Hepatitis * Choledocal cyst * Cystic fibrosis leading to cholestasis * Biliary atresia
42
Causes of unconjugated hyperbilirubinaemia
* Breast milk jaundice * Rhesus incompatibility * Hypothyroidism * Physiological jaundice * Bruising from traumatic delivery * ABO incompatibility * Infection * Prematurity
43
Causes of physiological jaundice
* Low liver enzyme activity * Breakdown of fetal Hb
44
Causes of acute diarrhoea
* Viral gastroenteritis * Food poisioning * Antibiotic induced * Bacterial gastroenteritis
45
Causes of chronic diarrhoea
* Non-pathological overflow diarrhoea in constipation * Malabsorption * Inflammation
46
Causes of malabsorption
* Cystic fibrosis * Coeliac disease * Secondary lactose intolerance * Parasitic infection, e.g. giardia lamblia
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Causes of inflammation leading to chrnoic diarrhoea
* Cow’s milk proteins intolerance * Crohn’s disease * Ulcerative colitis
48
Categories of causes dehydration
* Decreased fluid intake * Excess loss
49
Causes of decreased fluid intake
* Stomatitis * Tonsillitis
50
Causes of excess loss of fluid
Acute surgical losses fluid loss from burns, sweat, stool, urine, vomiting
51
Causes of excessive sweating
* CF * High fever * Hot climate * Excessive exercise
52
Excessive loss of fluid in poop
Gastroenteritis
53
Dehydration from urine
Diabetes
54
Causes of headache
* Hypertension * Meningitis * Haemorrhage * Tumour * Infection * Raised ICP * Tension headache * Dental caries * Migraine
55
Seizures
* Asphyxial injury * Hypoglycaemia * Epilepsy * Febrile convulsions * Head injury * Hypoglycaemia * Meningitis * Drug ingestion
56
Coma
* Acute asphyxia event * Shock * Encephalitis * Drug induced * Raised ICP * Head injury * Meningitis * Liver failure * Cerebrovascular accident * Renal failure * Metabolic disorders * Reye’s syndrome * Convulsions
57
Acute asphyxia event leading to coma
* Birth asphyxia * Near miss cot death * Post cardiac arrest
58
Drugs leading to coma
* Accidental ingestion * Overdose
59
Head injury leading to coma
* Subdural haematoma * Extradural haematoma * Diffuse axonal injury * Non-accidental injury
60
Cerebrovascular causes of coma
* Vasculitic disorder * Hypertension * Thrombotic disorder * Malformations
61
Metabolic disorders leading to coma
* Hypoglycaemia * Diabetic ketoacidosis * Inborn errors of metabolism
62
Weakness
* Central causes, e.g. cerebral palsy * Nutritional deficiency * Congenital heart disease * Hypothyroidism * Neuromuscular disorder
63
Categories of neuromuscular disorders
* Anterior horn cell * Peripheral nerve * Neuromuscular transmission * Muscle disorders
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disorders of anterior horn cell leading to weakness
spinal muscular atrophy poliomyelitis
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disorders of peripheral nerve leading to weakness
hereditary motor sensory neuropathies acute post-infectious polyneuropathy, e.g. Guillan barre
66
Disorders of neuromuscualr transmission leadign to weakness
Myasthenia gravis
67
muscle disorders leading to weakness
Muscular dystrophies metabolic myopathies congenital myopathies myotonic disorders
68
muscular dystrophies leading to weakness
duchennes beckers
69
Inflammatory myopathies leading to weakness
Benign acute myositis polymyositis/dermatomyositis
70
categories of causes of floppy infant
Central spinal cord anterior horn cell muscle neuromuscular junction peripherla nerve metabolic myopathies
71
central causes of floppy infant
• Drug effects, e.g. benzodiazepines • Hypoxic-ischaemic encephalopathy Intracranial haemorrhage
72
spinal cord causes of floppy infant
Birth trauma syringomelia
73
Anterior horn cell causes of floppy infant
Spinal muscular atrophy
74
muscle causes of floppy infant
• Muscular dystrophies Congenital myopathies
75
neuromuscular junction causes of floppy infant
• Myasthenia gravis Infantile botulism
76
peripherla nerve causes of floppy infant
• Hereditary motor and sensory neuropathies Inborn errors of metabolism
77
metabolic myopathies causes of floppy infant
Carnitine deficiency
78
haematuria
• Henoch-Schonlein purpura • Alport’s syndrome • Post-streptococcal glomerulonephritis • IgA nephropathy • Renal stones • Thin basement membrane disease • Kidney tumours • Urinary tract infection • Sickle cell disease • Trauma Polycystic kidneys
79
acute macular rash
Rubella roseola
80
acute vesicular rash
chicken pox hand foot mouth
81
Acute papular rash
allergic reaction
82
Acute maculopapular rash
Measles fifth disease scarlat fever
83
Acute purpuric rash
Hsp meningococcal sepsis idiopathic thrombocytopenic purpura
84
acute wheals
Urticaria
85
chronic rash
• Seborrhoeic dermatitis • Eczema • Contact dermatitis Psoriasis
86
Types of anppy rash
• Psoriatic nappy rash • Candida • Seborrhoeic dermatitis Ammoniacal dermatitis
87
crying baby
• Normal response to hunger and discomfort • Infections, e.g. urinary tract, middle ear, meningeal • Pain from unrecognised fracture • Oesophagitis • Torsion of testis • Preterm infants that have spent several weeks in hospital • Chronic neurological disorder, e.g. cerebral palsy • Teething Colic
88
Feeding problems
• Traumatic birth injuries that lead to neurological disorders, e.g. cerebral palsy • Cleft lip and/or palate • Autism • Neck and head abnormalities • Premature birth • Low birth weight • Respiratory problems • Heart disease • GI disorders • Medications that decrease appetite Non-medical causes, e.g. baby stressed or scared, isn’t receiving enough attention, doesn’t like tastes, smell, and/or texture of some foods
89
leg pain and limp
• Transient synovitis • Growing pains • Trauma • Osteomyelitis • Perthes disease • Slipped capital femoral epiphysis • Neoplastic disease Septic arthritis
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categories of developmental delay
Neurocutaneous syndromes cns malformation endocrine metabolic disorders neurodegenerative disorders chromosomal abnormalities pre-natal injury post-natal injury idiopathic
91
Neurocutanoeus syndromes causing developmental delay
• Neurofibromatosis • Tuberous sclerosis Sturge-Weber
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cns malformations causing developmental delay
• Neural tube defects Hydrocephalus
93
endocrine and metabolic disorders causing developmental delay
• Phenylketonuria Congenital hypothyroidism
94
neurodegenerative disorders causing developmental delay
Leucomalacia
95
Chromosomal abnormalities causing developmental delay
• Fragile X Down syndrome
96
pre-natal injury causing developmental delay
Intrauterine infections (TORCH)
97
peri-natal injury causing developmental delay
• Asphyxia Birth trauma
98
post-natal injury causing developmental delay
• Meningitis • Non-accidental injury Neglect
99
Idiopathic causing developmental delay
• Autism Various dysmorphic syndromes
100
categories of growth failure
Steady growth below centiles fall off in growth
101
causes of steady growth below centiles
• Constitutional (familial) short stature • Maturational delay • Turner’s syndrome • IUGR Skeletal dysplasia
102
causes of fall off in growth across centiles
• Chronic illness • Growth hormone deficiency • Cushing’s disease • Acquired hypothyroidism Psychosocial
3: Paeds Y3/4 - Paediatrics [15]
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