27 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
- Differential Diagnosis ... - Most common tumour ... in adults - Breast ... - Thyroid - Lung ... Non-Malignant • Giant Cell
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
200 times more common ... metastasis: • Breast ... • Lung. thvroid ... Signs/Symptoms: ... Malignant #Radiology #Diagnosis
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
lung cancer, ovarian ... of lung, Renal ... Cell, Breast Cancer ... #Differential #Diagnosis ... #algorithm
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... distinct radiographic areas ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
evaluation - Chest ... X-ray - Lung ultrasound ... with differential cell ... indicated (e.g. echocardiogram ... iBookCC #COVID19 #algorithm
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to impaired B-cell ... • Chronic lung ... - gastric and breast ... lymphocytic interstitial lung ... Chest CT: • Ground-glass
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Algorithm - Approach ... One or more of the ... of the retina, uveae ... plexus, or sclera), lungs ... #Algorithm #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... dyspnea • (Less common ... • CT: Halo sign ... zone infiltrates ... #differential #diagnosis
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
(NSHL) - (most common ... Serum Copper • Chest ... Mediastinal mass) • CT ... anymore • Routine bone ... physical exam, CT
Langerhans Cell Histiocytosis (LCH)

Granulomatous Lesions comprising langerin-positive histiocytes and an inflammatory infiltrate can arise in virtually
areas include the ... bones, skin, lungs ... DIAGNOSIS • Imaging ... : X-rays, CT, or ... PET-CT / MRI: Staging