8 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 #
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
3: Necrosis of bone ... destroying thin bony ... into contiguous areas ... over mastoid bone ... postauricular crease
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
of Malignancy - Pathophysiology ... resorption in the bone ... resorption in the bone ... , Breast Cancer, ... Differential #Diagnosis #algorithm
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
blood smear or on bone ... bleeding, infections, bone ... Bone marrow • ... • Headaches, bone ... neutropenia) • Bone
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
from TB endemic areas ... extrapulmonary cases ... decreased reflexes Pathophysiology ... of bacilli to bone ... involvement - CT
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Differential Diagnosis Algorithm ... Vascular Causes ... Infiltration: Often breast ... hemolysis) • ALP: Bone ... differential #diagnosis #algorithm
Langerhans Cell Histiocytosis (LCH)

Granulomatous Lesions comprising langerin-positive histiocytes and an inflammatory infiltrate can arise in virtually
particular affinity for bone ... SPECTRUM Common areas ... pituitary gland • Bone ... Liver, Spleen, Bone ... liver, spleen, or bone
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
hyperinflammatory syndrome caused ... (often termed MAS-HLH ... Pathophysiology ... Hemophagocytosis in bone ... • Treat underlying