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54 Cards in this Set

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Malignant soft tissue tumours foot

Synovial sarcoma SS


M melanoma MM


Clear cell sarcoma CCS


Epithelioid sarcoma


Fibrosarcoma

Enchondroma

Most common B neoplasm of cartilaginous origin


Solitary/H&F/olliers/maffuccis


Central metaphyseal well defined


Calc: flocculent/punctate/rings&arcs

Enchondroma vs bone infarct

E: Central


BI: peripheral

Olliers

Nonhereditary dev abN w multiple foci of cartilage appear thru epi/meta/dia


1:100,000


Asymmetrical, unilat involvement (bilateral H&F), tib & femur


Short, angular, asymmetrical meta

Dysplasia epiphysealis hemimelica

Trevors


Sk dev disorder manifested early childhood


Unilat irregular med epi


Distal f/prox t/d tib/talus


Mass resembles Osteochondroma


Pain/uneven LL/decr mobility


Premature OA

Most common M soft tissue sarcoma in adults

MFH

Liposarcoma

2nd most common M soft tissue sarcoma


Almost never in subcut tissues


MRI thick & irreg septa, bright T2

Chondroblastoma

Codmans tumour


B tumour of cartilaginous origin arising in epi or apo region in sk immature


Calcification: chicken wire or honeycomb

Synovial chondromatosis

B tumourous proliferation


Mono articular


Predilection knee


Rare in childhood


Cartilaginous bodies undergone calcification/ossification

Vert body tumours

Haemangioma


GCT


LCH


Mets


Marrow cell tumours


Chordoma


OS

Tumours post elements

OO


OB


ABC

Screen for what in polyostotic FD

Scoliosis


60% have spinal involvement

Classic clinical triad for glomus tumour

Severe pain


Exquisite pinpoint tenderness


Sensitivity to cold

Benign foot tumours

Ganglion


Plantar fibromatosis


Fibromas


NF, neurilemoma


GCT tendon sheath


Glomus


Lipoma


PVNS


Solitary haemangioma

Malignant soft tissue tumours foot

Synovial sarcoma SS


M melanoma MM


Clear cell sarcoma CCS


Epithelioid sarcoma


Fibrosarcoma

Benign bone tumours

GAAOOUC


GCT


ABC - solid (sk imm)


ABC


OO


OC


UBC


CB

Tumours of prox femur

Uncommon 1 M tumours/ v common METS or benign



BOCCE


Bone cyst


OO


CB


Chondrosarcoma


Ewings



Also FD

Tumours of pelvis

Ewings


Chondrosarcoma


CMF


Mets


Myeloma


MFH

Lesions that look like anything

The Big 5 MICE


FD


Mets


Infection


Cartilage


EG

Mineralisation in soft tissue

Synovial cell sarcoma

Mineralisation in soft tissue

Synovial cell sarcoma

Calcifications in prevertebral tissue

TB


Means bone destruction

Benign bone lesions

SAGI OFFENCE


Simple bone cyst


ABC


GCT


Infection


OO/OB


FD


FCD/NOF


Enchondroma


Neoplasia


CB


EG

Causes vertebra plans

EEI


EG


Ewings


Infection: if penetrates disc


Cold bone scan lytic lesion

SMELL A RAT


Simple BC


Myeloma


EG


Lymphoma


Leukaemia


ABC


RCC met

Malignant polyostotic lesions

MMM ie lots of M


Multiple myeloma


Mets


M chondrosarcoMa


Multifocal OM


Multifocal OS

Malignant polyostotic lesions

MMM ie lots of M


Multiple myeloma


Mets


M chondrosarcoMa


Multifocal OM


Multifocal OS

2 benign tumours that can mets to lungs

GCT


Chondroblastoma

Benign appearing lytic lesion

FOG MACHINE


FD


OO/OB


GCT


Mets/myeloma


ABC


CB/CMF


Hyperparathyroidism Browns


Infection


NOF


EG/enchondroma

Lytic permeative process

I MOLE MOLE


Infection


MM


Osteosarc


Leukaemia


Ewings


MFH


Osteoporosis


Lymphoma


EG

Sclerotic bone lesions

VINDICATE


Vasc: haem, infarct


Infection:OM


Neoplasm:osteoma/OS/mets


Drugs: Vit D, fluoride


Inflamm/idio:


Cong: bone islands, osteopoikilosis, osteopetrosis


Autoimmune


Trauma: stress #


Endo/metabolic: hyperparathyroidism, Paget's

Localised periosteal reactions

OM


Inflamm


NAI


Bleeding


SCD


Osteoporosis/malacia


Mets

MFH histo

SIGMA cells


Storeiform pattern


Inflammatory cells


Giant cells


Myxoid matrix


Angiotoid



Mets to lungs


Vimentin +'ve


Alpha1 AT AB

NOF

Benign fibrous intracortical lesion due to Ab N ossification mainly seen in child/adol


Usually asymptomatic & self limiting

Multiple NOF known as

Jaffe Campanacci syndrome


Cafe au lait


Dev delay

FD

Benign tumour like lesion which is a DD of bone with replacement of N bone & marrow with fibrous tissue & mets plastic bone

FD

Benign tumour like lesion which is a DD of bone with replacement of N bone & marrow with fibrous tissue & mets plastic bone

Gene in FD

GNAS gene

FD

Benign tumour like lesion which is a DD of bone with replacement of N bone & marrow with fibrous tissue & mets plastic bone

Gene in FD

GNAS gene

Polyostotic FD

Risk of M transformation <0.5%


Poly -> McCune Albright

What may re activate with pregnancy or oestrogen therapy

FD

Enchondroma

Benign tumour of incomplete enchondral ossification

MHE risk of M

3-5%

DD for OO

Stress #


Brodies


LCH

CB impt points & DD

S100


Risk lung mets <3%


DDx CB/GCT


Clear cell sarcoma


Infection


Subchondral cyst

Polyostotic EG (LCH)

H-S-C disease: DI/polyostotic/exophthalmos


L-S syndrome: infants, liver/spleen, high mortality



Rx chemo for poly



Mono: CSI

Polyostotic EG (LCH)

H-S-C disease: DI/polyostotic/exophthalmos


L-S syndrome: infants, liver/spleen, high mortality



Rx chemo for poly



Mono: CSI

VP

No Rx if no cord compression


80% partially reconstitute vert height

Polyostotic EG (LCH)

H-S-C disease: DI/polyostotic/exophthalmos


L-S syndrome: infants, liver/spleen, high mortality



Rx chemo for poly



Mono: CSI

VP

No Rx if no cord compression


80% partially reconstitute vert height

DD for lesions w fluid levels

Primary ABC


GCT


CB


OB


Tel OS


FD

Chemo & Surg for bone sarcomas

MORES


MFH bone


OS


RhabdoMS


Ewings


SCS

Tumoral calcinosis

Rare disease characterised by soft tissue deposition of HA & elevated Phos