Oncology Flashcards
what is a neuroblastoma
Tumours arising from the neural crest tissue in the adrenal mudulla and sympatetic nervous system
what is the name of a benign version of a neuroblastoma
Galnglioneuroma
what is the presentation of a neuroblastoma
mass
- anywhere on sympathetic nervous system
- or on the adrenal glands (abdo mass)
bone pain
red flags
hepatomegaly
limp/paraplegia (spinal cord compression)
cervicle lymphadenopathy
perioorbital bruising
skin nodules
how would you diagnose a neuroblastoma
CT/MRI
urinalysis (catecholamine)
Biopsy
Bone Marrow Samples
what is the management of a neuroblastoma
surgery
chemo
radio
immunotherapy
+stem cell rescue
+long term retinoic acid
what is a hepatoblastoma
uncommon liver cancer presenting in children over 3y
what are the types of hepatoblastoma
epithelial
mesenchimal
what is the presentation of a hepatoblastoma
painless abdo mass
+/-
jaundice, back pain, caput medusae, fever, N+V
how do you diagnose a hepatoblastoma
bloods:increase in alpha fetoprotein
MRI
Biospy
how do ou treat a hepatoblastoma
surgey
chemo
liver transplant
at what age do bone tumours usually present
post puberty
before then malignant bone tumours are uncommon
what are types of bone tumour
Ewing Sarcoma (children - uncommon)
Osteogenic sarcome (teens - common)
what is the presentation of bone tumours
persistent localised bone pain
how would you diagnose bone tumours
X RAY
MRI
PET/BONE SCAN
CHEST X RAY ?METS
BONE MARROW SAMPLING
what XRAY findings would be present for bone tumpurs
destruction/boney lesions
variable periosteal bone formation
how do you manage bone tumours
combination chemo
surgery
ewings sarcome = radiotherapy esp in pelvix and axial skeleton
what are the subtypes of leukaemia
acute lymphoblastic
acute myeoloid
chronic lymphoblastic
chronci myeliod
what are the cells involved in ALL
froliferation of blast cells (immature B and T cells)
which leukemia commonly affects children
ALL
how does childhood leukaemia usually present
insidious
lethargy
febrile
aches
easy bruising