"Most common" Flashcards
most common soft tissue tumor of hand and wrist
ganglion cyst
most common around the scapholunate ligament junction
most common cervical disc herniation site
between C5 and C6 is more affected in cervical spondylosis)
most common sx of radiculopathy (L4-S3)
sciatica
most common place for spondylolisthesis
L5-S1, less common L4-L5
also spondylolisthesis is relieved by sitting, where sciatica is relieved by walking or lying down/agg by sitting
most common cause of lateral knee pain among athletes, and most common cause of lateral knee pain in runners
iliotibial band syndrome
most common mass in the popliteal fossa
Baker’s cyst
most common tears: medial or lateral meniscus? ACL or PCL?
medial, ACL
most frequently dislocated joint in the body
shoulder, and 90% it is anteriorly displaced
most common benign bone tumor (35%)
osteochondroma - usually on distal femur, proximal tibia, proximal humerus
most common met for osteosarcoma
lung
malignant sarcoma affects: distal femur > proximal tibia > proximal humerus
most common bug in osteomyelitis
staph aureus 90%
also strep pyogenes, H flu
most common bug in septic arthritis
staph aureus in adults
bug of lyme disease
borrelia burgdorferi (spirochete) transmitted by ixodes tick on white-tailed deer or white-footed mouse
bug of secondary lymphedema
wucheria bancrofti, filariasis
filariasis is a disease caused by a mosquito-borne nematode infection of wucheria bancrofti. This is the #1 cause of lymphedema worldwide (radiation and surgery are the #1 cause of lymphedema in north america)
most common bu for lymphangitis
strep pyogenes
most common area of a neuroblastoma?
most common age? mean?
adrenal medulla
< 5 yo
18 months
most common place of metastasis in nephroblastoma/Wilms tumor
lungs
most common primary ocular malignancy in childhood
retinoblastoma
most common cause of encephalitis?
most common viral CNS infection in AIDS?
most common cause of AIDS dementia?
viral
CMV
HIV
most common transmissor of rabies
racoon
most common auto-antibody mediated encephalitis
anti-NMDA receptor
most common cause of acute otitis media
strep pneumonia
most common viral exanthem in children < 2
roseola infantum
most common cause of acute laryngotracheobronchitis (croup)
parainfluenza viruses (types 1 > 2 and 3)
also caused by RSV and adenovirus
most common cause of acute epiglotitis
Hib (can also be due to vaccine, but this is rare)
leading COD in infants < 12 mo
more prevalent in males or females?
SIDS, males 60-70%, also more prevalent in children placed in the prone position, most deaths occur between midnight at 8 am
leading cause of lower respiratory tract infections in infants and young children
RSV - manifests as bronchiolitis
most common adult atrial septal defect
patent foramen ovale
opening between right and left atriums
most common congenital heart disorder associated with bicuspid aorta and Turners syndrome
coarctation of the aorta
most common cyanotic heart defect DX beyond infancy
TOF
most common CHD in children
VSD
most common COD in Hirschsprung disease
perforation from enterocolitis of dilated bowel
most common chronic arthritis of children
juvenile RA/ juvenile idiopathic arthritis
most common valve affected in endocarditis + drug-related infective endocarditis
mitral valve»_space; aortic > TC > pulmonic
tricuspid in drug users*
most common bug in acute endocarditis?
subacute bacterial endocarditis?
staph aureus
strep viridans
most common form of myocarditis
viral
most common viral cause of acute pericarditis
coxsackie B virus
