Forwarded from Time to Study 🌿
هاي الدكتور كال يجيبه Plain radiographs are useful after (4-6) months of age all true except
Anonymous Quiz
6%
Hilgenreiner's line is drawn horizontally through the triradiate cartilages of the pelvis.
5%
Perkin's line is drawn perpendicular to Hilgenreiner's line at the lateral edge of each acetabulum.
15%
In a dysplastic hip, the lateral edge of the acetabulum may bedifficult to identify, and the femora
9%
Shenton's line is line medial border of the femoral neck and the superior border ofobturator foramen
66%
break in Shenton's line suggests normal
Forwarded from Time to Study 🌿
Forwarded from Time to Study 🌿
Codman's triangle and sunbrust appearance specific for
Anonymous Quiz
60%
Osteosarcoma.•
20%
Chondrosarcoma.•
16%
Ewing’s sarcoma.•
4%
Multiple myloma
Forwarded from Time to Study 🌿
Onion-peel appearance.specific for
Anonymous Quiz
75%
Ewing's sarcoma
5%
Osteosarcoma
15%
Chondrosarcoma
5%
MM
Forwarded from Time to Study 🌿
multiple punched-out defects in the
skull, pelvis, and proximal femur, or compressed vertebrae. Specific for
skull, pelvis, and proximal femur, or compressed vertebrae. Specific for
Anonymous Quiz
13%
Ewing
76%
Multiple myeloma
11%
Osteosarcoma
Forwarded from Time to Study 🌿
Osteoblastic deposits see in all except
Anonymous Quiz
16%
Osteosarcoma
40%
Bone metastatic secondary to prostatic cancer
45%
Multiple myloma
Forwarded from Time to Study 🌿
highly malignant tumor appear within the bone or most dangerous is
Anonymous Quiz
96%
Osteosarcoma
4%
هيه ماكو غيرها 🙂
Forwarded from Time to Study 🌿
Primary bone tumors
1️⃣Osteosarcoma
🌿highly malignant tumor in bone
🌿mainly in children
🌿long bones metaphysis especially around the knee and the proximal end of humerus.
🌿first symptom is pain, increased at night ,lump,tendrness ,redness
🌿increase in alkaline phosphatase enzyme.
🌿Codman's triangle, Sunburst appearance.
🌿 definite diagnosis, biopsy should be taken.
🌿 Differential diagnosis: stress fractures with callus, chronic osteomyelitis, and larg gouty tophus
🌿يستجيب للكيمو
🌿Poor prognosis
🌿fast growing
🌿osteoblastsتصيب
*******
2️⃣Chondrosarcoma
🌿primary or secondary to pre-existing benign chondroma or osteochondroma.
🌿 4th and 5th decades,
🌿men more
🌿slow growing
🌿 dull ache and enlarging lump and pathological fractures
🌿cartilage
🌿 radiolucent area with central flecks of calcifications
🌿 not respond to either radiotherapy or chemotherapy
*
3️⃣Ewing's sarcoma
🌿 endothelial cells in bone marrow
🌿 10-20 yrs old
🌿 tubular bones especially the tibia in
fibula, and clavicle. In mid-diaphysis
🌿 Onion-peel appearance.
🌿prognosis is poor.
🌿نسوي سيرحري وكيمو و راديو
🌿يشبه الاوستيو ساركوما عدا
المكان ماله وشكله والبروكنوسس
****
4️⃣Multiple myeloma
🌿 malignant B-cell disorder of the bone marrow with predominant plasma cell
🌿 45-65 yrs old,
🌿Hypercalcaemia
🌿 multiple punched-out defects in the
skull, pelvis, and proximal femur, or compressed vertebrae.
🌿 Bone biopsy shows
plasmacytosis with typical myeloma
cells.
🌿 Chemotherapy like melphalan as specific treatment and corticosteroids for
bone pain are used.
🔆🔆🔆🔆🔆🔆🔆🔆🔆🔆
Secondary metastatic bone tumors
اللي هوه اكثر من البرايمي والدكتور كال اهم ما بالمحاضره
🌿 more than 50 years old
🌿 commonest source is carcinoma of the breast, prostate, kidney, lung, thyroid, bladder, and gastrointestinal tract
🌿 The commonest sites for bone metastases are the vertebrae, pelvis,the proximal half of the femur and humerus.
🌿 usually osteolytic except prostatic carcinoma is Osteoblastic
🌿 the sudden appearance of backache or thigh pain in an elderly person is always suspicious.
هاي اهمشي
1️⃣Osteosarcoma
🌿highly malignant tumor in bone
🌿mainly in children
🌿long bones metaphysis especially around the knee and the proximal end of humerus.
🌿first symptom is pain, increased at night ,lump,tendrness ,redness
🌿increase in alkaline phosphatase enzyme.
🌿Codman's triangle, Sunburst appearance.
🌿 definite diagnosis, biopsy should be taken.
🌿 Differential diagnosis: stress fractures with callus, chronic osteomyelitis, and larg gouty tophus
🌿يستجيب للكيمو
🌿Poor prognosis
🌿fast growing
🌿osteoblastsتصيب
*******
2️⃣Chondrosarcoma
🌿primary or secondary to pre-existing benign chondroma or osteochondroma.
🌿 4th and 5th decades,
🌿men more
🌿slow growing
🌿 dull ache and enlarging lump and pathological fractures
🌿cartilage
🌿 radiolucent area with central flecks of calcifications
🌿 not respond to either radiotherapy or chemotherapy
*
3️⃣Ewing's sarcoma
🌿 endothelial cells in bone marrow
🌿 10-20 yrs old
🌿 tubular bones especially the tibia in
fibula, and clavicle. In mid-diaphysis
🌿 Onion-peel appearance.
🌿prognosis is poor.
🌿نسوي سيرحري وكيمو و راديو
🌿يشبه الاوستيو ساركوما عدا
المكان ماله وشكله والبروكنوسس
****
4️⃣Multiple myeloma
🌿 malignant B-cell disorder of the bone marrow with predominant plasma cell
🌿 45-65 yrs old,
🌿Hypercalcaemia
🌿 multiple punched-out defects in the
skull, pelvis, and proximal femur, or compressed vertebrae.
🌿 Bone biopsy shows
plasmacytosis with typical myeloma
cells.
🌿 Chemotherapy like melphalan as specific treatment and corticosteroids for
bone pain are used.
🔆🔆🔆🔆🔆🔆🔆🔆🔆🔆
Secondary metastatic bone tumors
اللي هوه اكثر من البرايمي والدكتور كال اهم ما بالمحاضره
🌿 more than 50 years old
🌿 commonest source is carcinoma of the breast, prostate, kidney, lung, thyroid, bladder, and gastrointestinal tract
🌿 The commonest sites for bone metastases are the vertebrae, pelvis,the proximal half of the femur and humerus.
🌿 usually osteolytic except prostatic carcinoma is Osteoblastic
🌿 the sudden appearance of backache or thigh pain in an elderly person is always suspicious.
هاي اهمشي
Forwarded from Study room 808 (Mustafa Ibrahim)
امسكيوين حيجنا منها👍🏻 ويبقى ثنين عليكم🤣
Secondary metastsis tumour most common than priamry
Prostatic cancer cause osteoblastic activty👍🏻
Secondary metastsis tumour most common than priamry
Prostatic cancer cause osteoblastic activty👍🏻