Peds Flashcards
Foreign body ingestion Rx?
- < 24 HR + no resp Sx
Foley Cath
Bougienage - > 24 or resp Sx
Endoscopic removal - > 2wks
Need surgical
Risk of erosion!
Murmurs in:
- PDA
- Tetralogy of Fallot
- Tricuspid atresia
- Aortic coarctation
- Total anomalous
- PDA = continues machinery murmur at left upper sternal
- Tetralogy = SEM at left upper/mid-sternal + loud S2
- Tricuspid atresia = SEM at left lower sternal
- Coarctation = SEM at left upper sternal radiates to inter-scapular space + wide pulse pressure.
- Total anomalous = SEM + diastolic rumble + fixed wide split S2
Gasoline poisoning Rx?
CVS + Resp support
No antidote
Gasoline poorly absorbed by gut = no need for lavage or charcoal.
If Sx present = CXR 2hr post ingestion + observed in ER for 6 hrs.
Abnormal CXR = admit for blood gas + re-CXR + resp support.
Normal CXR + no Sx = discharge.
Organism of erythema infectiosum / 5th Dz?
Parvovirus B19
How to determine if wheeze in child is foreign body?
CXR:
Focal infiltration or atelectasis
+
Radio-opacities
Dx of Hirschsprung?
Rectal Bx
CPR in children Compression-to-Ventilation ratio.
- Single rescuer:
30:2
Compression = 100 bpm - 2 rescuers:
15: 2
What drug can be used in croup but not bronchiolitis
Oral steroid.
NB: neb epi is beneficial in both.
Apnea in infant? Rx
- If self-correcting, ass w/ feeds = no admission.
2. If sever, life-threatening = admit for observation.
Facts about club foot:
- M:F
- Deformity affects walking?
- Rigid type Rx?
- Corrected deformity needs long FU?
- After Rx participate in usual activity?
- 2:1
- Rigid can be Rx w/ cast but may need surgery
- affects walking
- need FU, risk of recurrence
- Go back to normal after Rx
Neonate hours after birth develops tachypnea + cyanosis?
Dx?
TTN
Supplement O2
CXR
What’s herpangina?
Ferbrile disease by Coxasackie virus.
Sx = oropharyngeal vesicles + ulcers
Sx of herpangina
Rx?
Sudden fever
Neck pain
Then 2 days later grey plaques => vesicles
Mostly on tonsillar pillars
Rx: symptomatic
When is the age for bladder and fecal control?
Bladder: 5
Fecal: 4
1ry vs 2ry enuresis
1ry: no dry period
2ry: dry period > 6months
Investigation in 2ry enuresis?
UA
R/o: DM, DI, over active bladder, cystitis, psychological, seizures.
Child safety seat:
- Stage 1 (Rear facing)
- Stage 2 (Forward)
- Stage 3 (Booster)
- Stage 4 (Seatbelt)
- Stage 1:
At birth
In infant seat. - Stage 2:
At least 1 Yr + 10 Kg
Forward in infant/child seat - Stage 3:
At least 18 kg
Child/booster seat
Stage 4:
At 36 Kg and 145 cm
Seatbelt
Henoch-Schonlein purpura triad?
Purpuric rash
Abdominal pain/renal failure
Joint pain
Type of purpura in HSP?
Non-thrombocytopenic purpura
Causes of neonatal jaundice by time? <24 1 - 3 days 3 - 4 days > 1 week
- <24 hr:
ABO/Rh
Sepsis
2. 1-3: Physiological Breast feeding Hemolysis Sepsis
- 3-4:
Physiological
Breast feeding
Sepsis
4. > week: Hypothyroid Hepatitis Gilbert's : Crigler-Nijjar Biliary obstruction Metabolic error
Rx of viral URTI in neonates?
Nasal rubber suction bulbs
NS nasal drops
Cool-mist humidifiers
MCC of anemia in children?
Iron deficiency
Average birth weight? What happens in first few days then 1-2 wks?
3.5 kg
Baby drops 10% (loss of excess fluid)
In 1-2 weeks baby regain weight
What must be supplemented in breast fed infants?
Vit D
Risk of rickets
Diarrhea by Aeromonas enteritis?
Short IP: 1-2 days
Watery diarrhea + fever
In developing countries
MCC of travelers diarrhea?
Enterotoxiigenic E. coli
Short IP: 1-2 days.
IP of giardia lambilia?
1-2 weeks
MCC of CAH?
21-hydroxylase
Signs of premature infant?
Scant ear cartilage
Absent breast buds
Thin skin
Hypotonic posture at rest
Vaccines at 2 mo
DTaP Hib IPV PCV-13 Rot-1
Drugs cause gynecomastia
Antibiotics (isoniazid, ketoconazole, metronidazole)
Cimetidine
Captopril
Digoxin
Hormones
Assess severity of dehydration
1. Mild: HR: N or high BP: N Sunken eyes: no Urine: normal
2. Moderate: HR: high BP: N Eye: sunken Urine: low
3. Sever: HR: High BP: L Eyes: sunken Urine: none
Accetaminophen toxicity
< 2 HR
Activated charcoal
< 8 HR
N-acetylcysteine (Oral > IV)
T/F: Rotavirus is not associated with URTI
T
MC nutritional def in kids
Iron def anemia
Sx of Atlanto-axaial instability in down
Torticollis UMN Sx (gait, DTR, clonus..)
What’s head tilt test?
Tilt patients bed to Dx syncope.
Cardio = HR < 40
Vasodepressor = HR drops <10%
T/F: orchitis is more common in kids than torsion
Testicular torsion is more common
MCC of otitis media
S. pneumonia
New born foot deformity:
Convex lateral border + adduction of forefoot + normal ankle
Metatarsus adductus
Facts about metatarsus adductus
LFT > Rt
F > M
80% spontaneous resolution w/in 1 Yr
If not resolved w/ stretches => serial casting
MC complication of carniopharyngioma
Central DI
Innocent murmur in strept. Infection
SEM
Grade < 3
Not Sx
No thrill or radiation
Central DI labs? Serum Na Urine Na Extra cellular fluid Plasma arginine vasopressin
High serum Na
Low urine Na
Normal ECF
Low plasma arginine
Source of carniopharyngioma
Rathke’s pouch
MCC of septicemia in infants
GBS = strep. Agalactia
Risks of GBS septicemia
Pre-mature rupture > 24 hrs before delivery
Chorioamnionitis
What's syndesmotic sprain? Injury? Dx? Rx? Complications?
High ankle sprain
Affects anterior, posterior, transverse tibiofibular ligaments + interosseous membrane.
Contact sports = dorsiflexion +/- inversion of ankle
Dx: squeeze test (compress fibula against tibia at mid-calf) pain if +ve.
External rotation stress test by stabilizing leg and externally rotate foot > pain if +ve
Crossed leg test: place involved ankle opposite to knee and pressure applied to medial side of ankle > pain if +ve
Rx: semirigid support
Complication: ankle instability > hypertrophic ossification
Fragile X mutation
CGG repeats on Ch X
MCC of inherited mental retardation
FXS
Hallmark of constitutional delay
Being <50th most of childhood
Bone age < real age
Before Dx constitutional delay what must be checked?
Signs of puberty by age 14.
If no Sx = needs work up
Bug in erythema infectiosum (5th)
Parvovirus B19
Labs in failure to thrive
Normal
MCC of UTI in kids
E. coli 75-90%
Risk factors for UTI in kids
Female gender
Vesicouretral reflux
Anatomical abnormalities: (posterior urethral valve, ectopic ureter)
DM
Wiping techniques
Approach to baby w/ UTI
1st time: UA + C/S
Recurrent: UA + C/S + US + VCUG
VCUG indications: F < 2 yrs F > 5 yrs w/ recurrent UTI Male w/ UTI Febrile child w/ UTI
MC organism in
1. human bite
- Cat/dog
- Goat/sheep
- Rabbits
- Prairie dog/rat flea
- Human: Eikenella (G-ve rod)
- Cat/dog: pasturella
- Goat/sheep: brucella melitensis
- Rabbits: Francisella tularensis
- Prairie dog/rat flea: yresinia pestis
Heinz bodies are seen in what anemia?
G6PD
How to Dx accessory nipple?
Remnants on mammary line
Salt wasting variant of congenital adrenal hyperplasia
- Enzyme missing
- Sx
- 3B-hydroxysteroid dehydrogenase
- infancy => vomiting, diarrhea, dehydration, arrhythmia, cyanosis, ambiguous genitalia
( hypospadias, bifid scrotum, cryptorchidism)
Sleep apnea test
Polysomnography
Most helpful labs in assessment of acute asthma in kids?
FEV1
PEF
Pulse oximeter
Prolonged bleeding after circumcision in otherwise healthy
Hemophilia A
Factor 8 doesn’t cross placenta => early Sx
MC Sx in spondylosis
Low back pain radiates to buttocks / posterior thigh.
Otitis media Rx contraindicated in kids
Fluoroquinolones
Cipro, levo, fluxa,
Prophylaxis to HiB
Rifampin
Klinefelter (KLINE)
Turner (TURNER)
Edwards (EDWARDS)
Prader Willi (PRADER)
Fragile X (FRAGILE)
Klinefelter 47 XXY Killer (aggressive + antisocial) Large breast Non disjunction Elevated (tall)
Tuner 45XO Tight aorta (coarctation) Undersized (short) Renal (horseshoe) Nipple spacing Edema Reproductive failure (ovarian)
Edwards trisomy18 Eighteen Digit overlapping flexion Wide head Absent intellect Rocker-bottom feet Diseased heart Small jaw
Praderwilli Imprinted 15q Paternal Runt (short) Almond eye Delay (mental) Eats lots Rt HF
Fragile X FMR1 gene Repetitive behavior Anticipation CGC Gnathism (protruded jaw) Intellectual impairment Large ears Everted ears
Incidence of nasolacrimal duct obstruction?
Path?
Dx?
Sx?
5% infants
Obstruction at valve of Hasner (distal end)
Dye disappearance test (all fluorescein drains in 5 min)
Sx: tearing
Causes of nasolacrimal obstruction
Congenital
Acquired (sarcoidosis + wegners)
Rx of nasolacrimal obstruction
Massage duct area
90% spontaneous resolution
What can babies eat at
4-6 mo
12-18 mo
18 mo - 3yr
4-6 mo
Solid food + juices
12-18 mo
Egg, potatoes, iron-fortified cereal margarine
18 mo - 3yr
Meat, bread, fruit
Baby
Holosystiloc murmur at lower left sternum
Can’t breath
Can’t feed
Infections
VSD
MCC of hearing loss in infants
Genetic
Rx of sinusitis
Amoxicillin
Cefuroxime
Allergic = clarithromycin or azithromycin
Role of fundal exam in seizure
To see if it’s the 1st seizure
Papilledema, retinal hemorrhage = repetitive seizures
If febrile seizures to confirm it’s one time only.
Vaccines at 2 mo
DTaP IPV HiB Pneumococcal C-14 Rotavirus
Vaccines at 4 mo
DTaP IPV HiB Pneumo-C-13 Rotavirus
Same as 2 mo
Vaccines at 6 mo
DTaP-
IPV
HiB
Flu
Vaccines at 12 mo
Meningococcal
Pneumococcal C13
MMR
Vaccines at 15 mo
Varicella; chicken pox
Vaccines at 18 mo
DTaP
IPV
HiB
Vaccines 4-6 yr
MMRV
Tdap
IPV
Cow milk should be avoided until baby reaches?
Why
12 mo
Low Vit E, iron, FFA
High protein, Na, K
What Sx is a must in necrotizing enterocolitis
Bloody diarrhea
MCC of HTN in adolescent
Essential 85-95%
When to do cryptorchidism for undescended testis?
Why
At 1 Yr
To preserve spermatogenesis.
100% chance of infertility if > 1yr
Galactosemia
Path?
Sx?
Galactose-1-phosphate uridyltransferase deficiency
Sx: Jaundice Cataract Failure to thrive Vomiting, diarrhea
What’s Developmental dysphasia of hip?
M:F
Ass
Subluxation + dislocation of hip
F> M
1st born F
Breech
Oligohydramnois
DDH Rx
Close reduction + pavlik harness + US
T/F: DDH Dx by hip X-ray
F
Not shown on X-ray need US
T/F: normal ESR + CRP role out septic arthritis
T
Teratogenicity in DM
- Sacral agenesis + lumbar vertebral anomalies (esp. caudal region)
- Macrosomia
- Congenital heart defects
- Anencephaly + neural tube, myelomenigocele, hydrocephalus, microcehalus
Rectal prolapse in kids
CF
Labs in anorexia
Low LH+ FSH
What sleep disorders occur at 1-2 HR and 2nd half of night
1-2 hr => parasomnia
Sleep walk and sleep terrors
Late => nightmares
Rx of idiopathic thrombocytopenic purpura
Observe
Sx of idiopathic thrombocytopenic purpura
Bruise
Hx of infection
PLT < 100 + large PLT on smear
Normal Hg + WBC
Normal coagulation profile
Pneumonia in infants < 6mo
At winter
Resp syncytial virus
Drug cause acne
Phenytoin Steroids Anabolic steroid DHEAS OCP
Baby with low Hg + no lead
Trial of iron for 1 mo
RSV vs C. Trachomatis
- C. Trachomatis: Conjunctivitis 50% Hyperinflation + diffuse infiltrates. Wheeze + rales Eosinophilia
- RSV:
Rhinorrhea + pharyngitis
Hyperinflation
Wheeze + rales
EEG of absence seizure
Generalise symmetric three per second spike
Risks for deafness in newborn
FHx Gentamicin CMV, toxo or herpes Low apgar score Low birth weight Oxygen deprivation in birth
Risks for sudden infant death
Sleep in prone position or on side.
Sleep on soft bedding
Sleep with stuffed toys
Bed sharing
T/F: sleeping with pacifiers reduce risk of sudden infant death
T
Rx of nursemaid elbow fracture
Subluxed Radial head reduction (hyperprobation > flexion)
Sling is helpful
No wrist splint
No long arm cast
Familial vs constitutional vs growth hormone deficiency (short stature)
Constitutional; Delayed bone age Delayed puberty Normal velocity FHx
Familial:
Normal bone age
Puberty on time
Growth hormone:
Delayed bone age
Growth <3rd percentile
Low growth velocity
MCC of epistaxis in kids
Nose picking > mucosal irritation (allergic rhinitis)
Sx of osteogenesis imperfecta
Blue sclera Multiple fracture Barrel chest Joint laxity Microcephaly Translucent teeth (opalescent) Hearing loss
Defect in osteogenesis imperfecta
De novo mutation in collagen 1
Sometime FHx
MC sequela of congenital CMV
Hearing loss
What’s an innocent murmur
At 2-6 yr
Systolic grade 1-2
Pitched murmur at lower left sternum
Changes with sitting and standing
Complication of stills murmur
None its innocent
Pathology in total anomalous pulmonary venous return
Pulm. veins don’t connect to left atrium
Pulm. venous return enters systemic venous circulation via embryonic connection
Sx of TAPVR
Pulm HTN + edema
Cyanosis
Parastenal loud S2
Bilateral parotid gland enlargement
Bulimia
Russell sign in bulimia
Callosities on knuckles
Rx pediculosis in kids
Permethrin 1%
Bacterial conjunctivitis is infectious until?
Rx started
Viral infection has late neuro complication (baby seizure, ataxia, quadriplegic)
Measles
Sx of perinatal asphyxia
Hypotonia + low movement
Loss of primitive reflexes
Seizures
Abnormal posture
Koplik spots
Measles
Infant suddenly flexes arms + forward lean of trunk + extends legs
5 sec
Infantile spasm
T/F: infantile spasm asso. with other seizure
True
What’s rabies
Viral infection in saliva and peripheral nerve
Sx of rabies
Pain at site of bite
Encephalitis, confusion, hallucination,
Hydrophobia = can’t drink because of laryngeal spasm.
Paralysis.