Paeds Flashcards
Which vaccines are live vaccines?
1.MMR
2.rotavirus
3.BCG(Baccile Calmette Guerin), 4.Varicella,
5.influenza(nasal)
Causes of periorbital swelling
- Hypervolemic: Cardiac failure, nephritic syndromes, Acute renal failure
- Hypovolemic: Chronic Liver Disease/Cirrhosis, Nephrotic syndrome, malnutrition( Third spacing),
- Capillary leak (Infection, Inflammatory eg anaphylaxis)
Tetrad of Acute Glomerulonephritis(AGN)
Edema, hypertension, gross hematuria, azotemia
Causes of glomerulonephritis
Primary: IgA nephropaties eg FSGS
Secondary(HIV MAD)
-Hereditary: Alport’s
-Infections: Post streptococcal–Vascular: HUS
-Metabolic
-Autoimmune: SLE, RA
-Drugs: Aminoglycosides, nsaids
first line treatment for AGN in children
IV furosemide high dose
Mx of idiopathic nephrotic syndrome in chilhood( ISKDC regimen)
Prednisolone 60mg/m2/day x 4-6weeks then taper to 30mg/m2/alternate day
Diagnostic definition of Nephrotic syndrome
Proteinuria
>3.5g/1.73m2/day or UPCR >=0.2g/mmol
Hypoalbuminemia: <25g/L
Hyperlipidemia: Increased TGs, LDL
Edema
Cx of nephrotic syndrome
- Infections due to loss of immunoglobulins: Pneumococcus, UTI, Peritonitis
- Hypercoagulable state: Loss of anti thrombin 3
- Hypovolemia and shock
- Growth impariment
Hyperlipidemia: CHD, atherosclerosis
Mx of acute nephrotic syndrome
IV 20% albumin infusion over 4/24 then IV furosemide 0.5-1 mg/kg
Common paeds emergencies
Shock
Respi distress
Seizures
Hyperemesis
Head injury
Other injurys
Poisoning
Common causes of upper airway obstruction
Foreign body aspiration
Croup
HIB epiglottitis
Retropharyngeal abscess?
Scores for assessing alertness in paeds
Modified GCS,AVPU
Common metabolic or electrolyte disturbances causing seizures
Hyper/hypoNa
Hypogly
HypoCa
HypoMg
Simple vs complex febrile seizure
Generalised vs focal
<15 vs >15 minutes
Does not vs recurrence within 24hr
No deficits vs deficits
Signs of meningitis
AMS, lethargy and irritability
Signs of meningeal irritation
-Nuchal rigidity
-Kernig:pain on knee extension
-brudzinski,:passive neck flexion cause involuntary leg flexion
These signs not accurate for 18months and younger
IDEAL methods of collecting urine for culture
Transurethral catheterization
Suprapubic aspiration
By left:urine bag,clean catch, voiding stimulation
Medications for NNP
IV Ampicillin and gentamicin
What does coke coloured urine suggest
Glomerular cause of hematuria
Christmas tree bladder appearance on MCU suggests?
Severe long standing neurogenic bladder or chronic bladder outlet obstruction
Signs of glomerular causes of hematuria on microscopy
Red cell casts, dysmorphic RBCs
(Make sure to rule out false positives if urine sample not fresh)
Causes of urinary calculi in children
Dietary: high salt intake, keto diet
Fluid intake poor
Structural abnormalities of kidney,ureters
Tubulopathy
GI malabsorption eg crohns
Medication
Requirements for diagnosis of UTI in children
1.Positive urine culture, usually 1 pathogen(GOLD standard)`
- Pyuria and Bacteriuria on microscopy
how to dy/dx Upper UTI from lower UTI
Sx: Fever, loin pain
Invx
1) Raised TW/CRP
Signs of renal involvements
1) Raised creatinine
2) Edema on US
3) Photopenic area on DMSA scan
Treatment options for UTI
Neonates: IV gentamicin+ ampicillin to cover listeria and enterococcus
Uncomplicated
-PO augmentin or IV gentamicin
Complicated/atypical
-IV ceftriaxone
How does dimercapto succinic acid scan(DMSA) work?
Assess kidney function by comparing the 2 kidneys uptake/filtering ratio
Mx of vesicoureteric reflux(VUR)
Prophylactic Abx in VUR garde 3-5 until 2 years after last febrile UTI
Surgical if above fails
1. Deflux injection(STING)
2. Ureteric reimplantation
Infant caloric and fluid requirements
Caloric: 120-150ml/kg/day
Fluid: 100ml/kg/day
Infant formulas give about 0.67 cal/ml
Management of gastro esophageal reflux(GER)
Sit up child after feeds
Spread out the intake of feeds
PPIs if there is Sx of GERD
Definition of shock
Life threatening circulatory disorder resulting in reduced end organ perfusion and eventually damage
Impt things to ask for pediatrix hx
Activity level: irritability, lethargy,drowsiness
Nocturnal symptoms: Presence would be a red flag
Input output: Oral intake, bowel and urinary movements(eg diapers changed)
Developmental, antenatal and immunisation Hx
What does bloody mucoid stools suggest
Bacterial GE rather than a viral GE
Mx of functional constipation
Dietary changes: more fibre and fruits
Behavioral/toilet training
Laxatives eg lactulose
Lignocaine/analgesics if there are fissures
Causes of diarrhea
Secretory:
Osmotic: Malabsoption, a/w food intake(lactose intolerance,celiac)
Inflammatory:
Which vaccine is a/w intussusception in infants
Rotavirus
Causes of urinary frequency
1.Polyuria: Diabetes
2.External genitalia irritation: vulvitis and balanitis
3.Bladder-Bowel dysfunction
4.Bladder
- Irritative: UTI, urinary calculi, hyperCa, OAB, Cystitis
- Obstrutive, Neurogenic bladder, Posterior urethral valve, Ureterocele
It is impt to ask voiding habits in children with UTI, what are they
- Toilet training difficultues
- Urinary incontincnce
- Voiding habits: FUN DISH
- Weak urinary steam/dribbling
Signs of spina bifida
- Neurologic sings: Hyporeflexia, Hypotonia, weakness, loss of anal wink, perianal anesthesia, palpable neurogenic bladder
- Pouch, sacral dimple,lipoma or tuft of hair on examination
Signs of missed UTI in infants
Fever that is NOT a/w URTI, rash, recent vaccination and resolves with Abx
How to assess bladder function
- Frequency-volume charting
- Bladder US
- Uroflow
- Urodynamics
Mx of neurogenic bladder
- Clean intermittent catherization
- Surgical: Bladder augmentation or Mitrofanoff procedure
Causes of red urine
- Hematuria
- Myoglobinuria
- Bilirubinuria and hemoglobinuria
- Drugs eg rifampicin, warfarin
- Food pigments: Beetroot, blackberry
dy/dx non glomerular and glomerular hematuria
Painful vs painless
LUTS sx vs nil
Red/pink vs coke coloured urine
Non uniform vs uniform stream colour
Glomerular:red cell casts, dysmorphic RBCs, significant proteinuria
Non glomerular causes of hematuria
Isolated
1. UTI
2. Urethritis
3. Adenovirus
Recurrent
1. Urolithiasis
2. Nutcracker kidney
3. Exercise induced
4. Tumor
5.Cyst
Haematuria red flags
- Recurrent and persitent
- Nephrotic and nephritic syndrome
- Renal impairment
4, Renal calculi - Proteinuria
- Extrarenal manifesttaions
- FHx
- Low serum C3
What should be done for all children with UTIs
Neurological examination of LL and anal sphincter,US KUB
What does CAKUT stand for
Congenital abnormalities of Kidney,Urinary Tract
When do anterior and posterior fontanelles close
Posterior: within 2 months
Anterior:by 7-18 months
Surgical options for biliary atresia
Kasai procedure
Definitive: Liver transplant
ABCDE of Decomensated chronic liver disease
Albumin Low(leuconychia)
Bilirubin high(icterus)
Coagulopathy(ecchymoses)
Distended abdomen(Ascites)
Encephalopathy(asterixis,AMS)
ABCDE of portal hypertension
Ascites
Bleeding(hematemesis,UBGIT)
Caput medusae
Diminished liver function
Enlarged spleen
Signs of chronic liver disease
Loss of axillary hair,gynaecomastia,spider nevae, clubbing, testicular atrophy, palmar erythema
What are gilberts and criggler najar syndromes
Causes of indirect hyperbilirubinemia in newborns
What kind of inheritance pattern is least indicative with family history
Autosomal recessive
What is a BT shunt and what is its function
A blalock taussig shunt that connects the subclavian artery to the pulmonary artery,acting as a PDA.
Used palliatively for tetralogy of fallot
What is the tetralogy of fallot
Pulmonary stenosis
Right ventricular hypertrophy
Ventricular septal defect
Overriding aorta
Complications of gastroenteritis
- Hypovolemia and shock
- Electrolyte imbalances(Na,K)
- Metabolic acidosis
- Acute kidney injury(AKI)
Diagnostic criteria of Kawasaki Disease(KD) acronym
CREAM
Conjunctivitis(Bilateral)
Rashes(Erythematous polymorphous)
Edema(of extremities)
Adenopathy
Mucosal changes(erythema,cracking,inflamed)
AND fever of 5+ days
Major criteria: 4/5
What does BCGitis suggest
Kawasaki disease due to BCG reactivation
Differentiating factors between simple and complex febrile fits
Duration: 15 mins
Age group 6 months to 5 years
Semiology: GTC vs focal
Post ictal: recovered vs deficit
Frequency: more or less than 1 in 24hrs
Dysmorphic vs isomorphic red blood cells in urine
Glomerular vs urological cause of hematuria