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Related Concept Videos

Pulmonary Tuberculosis III01:31

Pulmonary Tuberculosis III

332
Tuberculosis (TB) is a contagious infection primarily affecting the lung parenchyma but which can also affect other body parts. TB can be classified based on disease development, presentation, and the affected anatomical site.
The first classification is based on the development of the disease, and it includes the following categories:
332
Pulmonary Tuberculosis II01:28

Pulmonary Tuberculosis II

240
Tuberculosis, or TB, is a bacterial infectious disease caused by Mycobacterium tuberculosis. While its primary impact is on the lungs, leading to pulmonary tuberculosis, it can also affect various other organs, a condition referred to as extrapulmonary tuberculosis.
Here is a detailed explanation of its pathophysiology:
Transmission: The process begins when a person inhales droplet nuclei containing M. tuberculosis. These are typically released into the air when an individual with pulmonary or...
240
Pulmonary Tuberculosis IV01:26

Pulmonary Tuberculosis IV

143
Tuberculosis, more commonly referred to as TB, is an infectious disease stemming from Mycobacterium tuberculosis. While it primarily impacts the lungs, TB can also affect other body areas. Given its severity and global impact, timely and accurate diagnosis is crucial for controlling its spread and improving patient outcomes.
Several diagnostic approaches are used to detect TB. The conventional method is the Tuberculin Skin Test (TST), also known as the Mantoux test. However, this method has...
143

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Related Experiment Video

Updated: Jul 6, 2025

Intratibial Osteosarcoma Cell Injection to Generate Orthotopic Osteosarcoma and Lung Metastasis Mouse Models
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Tubercular Osteomyelitis Mimic Ewing's Sarcoma.

Sudarshan Pavan1, Arvind1, Aayush Arora1

  • 1Department of Orthopaedic Surgery, Tata motors hospital, Jamshedpur, Jharkhand, India.

Journal of Orthopaedic Case Reports
|January 1, 2024
PubMed
Summary
This summary is machine-generated.

Pediatric Ewing's sarcoma and osteomyelitis share symptoms, complicating diagnosis. Bone biopsy is crucial for accurate differentiation when imaging is inconclusive.

Keywords:
Ewing’s sarcomaOsteomyelitisyoung children

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Area of Science:

  • Pediatric Oncology
  • Infectious Diseases
  • Orthopedic Surgery

Background:

  • Ewing's sarcoma is a rare pediatric malignancy often misdiagnosed due to symptom overlap with infections.
  • Diagnostic delays in pediatric patients can arise from the subtle and shared symptoms of Ewing's sarcoma and osteomyelitis.

Observation:

  • A 13-year-old female presented with 2 months of right distal humerus pain.
  • Radiographic findings revealed lesions necessitating differentiation between osteomyelitis and Ewing's sarcoma.

Findings:

  • Bone biopsy confirmed tuberculous osteomyelitis, not Ewing's sarcoma.
  • The patient received conservative management with antituberculosis treatment.

Implications:

  • Distinguishing Ewing's sarcoma from osteomyelitis in children can be challenging with imaging alone.
  • Bone biopsy offers a higher diagnostic yield for accurate diagnosis in suspected cases.
  • Accurate diagnosis is critical for appropriate management of pediatric bone lesions.