Squatting is a very important feature of : ( )
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A boy, 6-years-old, 20kg, heart examination:3/6 systonic murmur in 2~3 rib left along breastbone, P2 strengthen, and fixed splitting , the most possible diagnosis is:( )
ASD
B. VSD
C. PDA
D. TOF
What is the definition of mass proteinuria in Nephrotic syndrome in children?( )
A. Proteinuria≥10mg/kg/24h
B. Proteinuria≥20mg/kg/24h
C. Proteinuria≥30mg/kg/24h
D. Proteinuria≥50mg/kg/24h
Which is most commonly complication in mumps? ( )
A. pancreatitis
B. carditis
C. pneumonia
D. meningoencephalitis
Which one of the following is the most common complication of varicella?( )
A. secondary bacterial infections
B. cervical lymph adenitis
C. encephalitis
D. actue bacterial sepsis