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Related Concept Videos

Pulmonary Cycle: Exhalation01:17

Pulmonary Cycle: Exhalation

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In terms of human respiration, the act of expelling air, known as exhalation (or expiration), operates on the principle of pressure gradients. During expiration, the pressure within the lungs exceeds that of the surrounding atmosphere. Under normal conditions, quiet breathing involves passive exhalation and is free of muscular contractions. This is because the exhalation process is driven by the natural elastic recoil of the lungs and chest wall, both of which have an inherent tendency to...
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Pneumothorax-II01:27

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Pneumothorax is a medical condition defined by the buildup of air in the pleural space between the lungs and the chest wall. This accumulation of air can lead to partial or complete lung collapse, resulting in a range of clinical manifestations. Understanding the clinical presentation and effective management strategies is crucial for healthcare professionals in providing timely and appropriate care to individuals with pneumothorax.
Clinical Manifestations:
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Pneumothorax-I01:26

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A pneumothorax is a condition where air builds up in the space between the lung and the chest wall, causing the lung to collapse. This condition arises when air enters the space between the parietal and visceral pleura, disrupting the negative pressure essential for lung inflation. This can lead to a partial or complete collapse of the lung.
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The Bronchial Tree01:23

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The human bronchi and bronchial tree play a crucial role in the respiratory system, facilitating the exchange of oxygen and carbon dioxide. Let's delve into the intricate structure and functions of these respiratory components.
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Endoscopic Studies I: Bronchoscopy and Thoracoscopy01:30

Endoscopic Studies I: Bronchoscopy and Thoracoscopy

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Endoscopy is a non-surgical medical technique used to examine a person's internal organs and vessels. This lesson will focus on two types of endoscopic studies: bronchoscopy and thoracoscopy.
Bronchoscopy
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Bronchoscopy is a procedure that involves direct visualization of the larynx, trachea, and bronchi for diagnostic and therapeutic purposes. A flexible fiber optic or rigid bronchoscope is used to carry out the procedure. The fiber-optic bronchoscope is more frequently used due...
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Urologic Endoscopic Procedure: Cystoscopic Examination01:28

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Meaning of Cystoscopic Examination:Cystoscopy is an essential diagnostic tool in urology that is used to assess the structure and function of the genitourinary system. It provides a direct view of the urethra, bladder, and, in some cases, the ureteral openings. This procedure helps detect structural abnormalities, infections, cancers, and blockages in the urinary tract. There are two types of cystoscopy:Flexible cystoscopy is commonly performed in outpatient settings due to its less invasive...
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Updated: Mar 27, 2026

Substernal Thyroid Biopsy Using Endobronchial Ultrasound-guided Transbronchial Needle Aspiration
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Hydatid Cyst Presenting With Endobronchial Rupture.

Sameer Adwani, Vinaya S Karkhanis, J M Joshi

    The Indian Journal of Chest Diseases & Allied Sciences
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    Summary
    This summary is machine-generated.

    Diagnosis of lung hydatidosis is challenging, especially with cyst rupture. This case highlights endobronchial rupture of a hydatid cyst presenting with airway obstruction and expectoration of cyst material.

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    Area of Science:

    • Pulmonology
    • Infectious Diseases
    • Radiology

    Background:

    • Lung hydatidosis diagnosis can be complex, particularly when radiographic findings are atypical.
    • Rupture of a hydatid cyst into the airway presents unique diagnostic and clinical challenges.

    Observation:

    • A 40-year-old female presented with a 3-year history of cough, dyspnea, fever, and chest pain.
    • Imaging revealed a left main bronchus obstruction with post-obstructive cavity formation.
    • Fiberoptic bronchoscopy identified gelatinous material obstructing the bronchus.

    Findings:

    • Endobronchial rupture of a hydatid cyst was diagnosed.
    • Histopathology confirmed the presence of hydatid cyst elements.
    • FDG-PET showed moderate uptake in the affected lung cavity.

    Implications:

    • This case underscores the importance of considering hydatidosis in the differential diagnosis of obstructive lung lesions.
    • Prompt diagnosis and intervention are crucial for managing endobronchial hydatid cyst rupture.
    • Endobronchial rupture can lead to expectoration of hydatid material, aiding diagnosis.