by drjamescwittigmd_4dcg6x | Oct 3, 2025 | Benign Small Round Blue Cell, Bone Tumors, Tumor Classification
General Information This is a benign proliferation of Langerhans cells usually accompanied with eosinophils, lymphocytes, neutrophils and scattered plasma cells. There may be solitary or multiple lesions confined to bone 70% of cases consist of a solitary lesion...
by drjamescwittigmd_4dcg6x | Oct 3, 2025 | Bone Tumors, Malignant Chondroid
General Information Enchondromatosis is enchondral ossification or cartilage dysplasia.Occurs in two clinical disorders: Ollier’s Disease rare skeletal disorder Multifocal intramedullary proliferation of dysplastic cartilage Present in one bone or multiple bones with...
by drjamescwittigmd_4dcg6x | Oct 3, 2025 | Benign Chondroid, Bone Tumors, Tumor Classification
General Information Enchondroma is a benign indolent intramedullary hyaline cartilage neoplasm Accounts for 10% of all benign osseous tumors Limited growth, most lesions are less than 5 cm in maximal dimension Bones grow from a cartilaginous growth plate that...
by drjamescwittigmd_4dcg6x | Oct 3, 2025 | Benign Fibrous, Bone Tumors, Tumor Classification
GENERAL INFORMATION Desmoplastic fibroma is a benign but aggressive tumor composed of fibroblasts and myoblasts in heavily collagenized stroma. It’s a very rare tumor with slow growth and produces collagen. It characterized also by aggressive...
by drjamescwittigmd_4dcg6x | Oct 2, 2025 | Bone Tumors, Malignant Miscellaneous, Tumor Classification
GENERAL INFORMATION • Chordomas were first described by Virshow in 1957 and named as Chordoma by Ribbert in the 1890s. • Slow growing malignant primary bone tumor• Originates from residual of undifferentiated notochordal remnants in nucleus...
by drjamescwittigmd_4dcg6x | Oct 2, 2025 | Bone Tumors, Malignant Chondroid
General Information Juxtacortical/Periosteal Similar to juxtacortical chondroma Periosteal lesion – cortical erosion Chondroid matrix calcification Similar to periosteal ogs (no hair on end periosteal reaction) Larger soft tissue mass/size (>3-4cm)...
