18 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... Aggressive, Non-Malignant ... Cyst Malignant ... Leiomyosarcoma • Malignant ... #Bony #Tumors #
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... • Metastatic bone ... • Lung. thvroid ... #BoneTumors #Malignant ... #Radiology #Diagnosis
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
Flow cytometry, Bone ... Alcoholism Bone ... • Congenital bone ... Non-Nutritional - Malignancy ... hematological Malignancy
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
Flow cytometry, Bone ... Alcoholism Bone ... • Congenital bone ... Non-Nutritional - Malignancy ... hematological Malignancy
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
Hypercalcemia of Malignancy ... resorption in the bone ... resorption in the bone ... Hypercalcemia #Malignancy ... #Differential #Diagnosis
Gardner's Syndrome
Multiple pre-malignant colonic polyps with soft tissue & bony tumours. Associated with mutation to the
Multiple pre-malignant ... soft tissue & bony ... mutation to the APC ... Gardners #Syndrome #APC ... #Polyposis #Diagnosis
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Eosinophilia (AEC ... Tissue, Infections, Malignancy ... Lymphocytosis: Infection, Malignancy ... Drugs, Autoimmune, Bone ... Monocytosis: Infection, Malignancy
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
D) Increased bone ... Paget's disease of bone ... Malignancy • ... Multiple myeloma (bone ... endocrinology #diagnosis
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
- Differential Diagnosis ... /lsotretinoin Malignancy ... Breast, Kidney, Lung ... Cytokine-Mediated Bone ... Lymphomas) Metastatic Bone
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
with CTD, drugs, malignancy ... zone, GGO, small ... other processes Workup ... strep, HIV • CTD workup ... pulmonary #ILD #diagnosis