20 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... in adults - Breast ... • Aneurysmal Bone ... Histiocytoma #Primary #Bone ... #Bony #Tumors #
Liver Mass - Differential Diagnosis Algorithm
Benign Cystic 
 • Cyst
 • Polycystic Liver Disease
 • Caroli's
Liver Mass - Differential ... Benign Cystic ... Lung, Colon, Breast ... #Hepatology #Differential ... #Causes
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
renal, Bladder, Breast ... Ovarian - Leukemia ... Miscellaneous - Bone ... Hyperthyroid, Bony ... #causes #endocrinology
Liver Mass - Differential Diagnosis Algorithm
Cystic:
 • Benign 
     - Simple: Simple
Liver Mass - Differential ... Diagnosis Algorithm ... Cystic: • Benign ... - secondary - Breast ... #Causes #Hepatology
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Bone Lesion on X-Ray ... - Differential ... Multiple Myeloma Benign ... #Mass #Tumor #BoneLesion ... #Orthopedics #Causes
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
blood smear or on bone ... cells - Blood and Bone ... • Headaches, bone ... neutropenia) • Bone ... #Hematology #Oncology
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... Drugs, Autoimmune, Bone ... Deficiencies, Benign ... #Diagnosis #causes ... #hematology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
old, ~10,000 new cases ... • Bone marrow ... transformation to acute leukemia ... Management #treatment #hematology ... #oncology
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
3: Necrosis of bone ... destroying thin bony ... fluctuant, tender mass ... over mastoid bone ... inner cortical bone
Mediastinal Mass - Differential Diagnosis Framework

Anterior Mediastinal Mass - 5T’s
 • Thymic neoplasm
 • Teratoma (or
- Differential ... Diagnosis Framework ... form from bone marrow ... • Shortness of breath ... Diagnosis #causes