Related Experiment Video
Updated: Jul 16, 2026
11:17
Thoracoscopic Extended Right Middle Plus Lower Sleeve Lobectomy for Non-Small-Cell Lung Cancer
Published on: February 27, 2026
Cryptogenic hemoptysis: from a benign to a life-threatening pathologic vascular condition
Laurent Savale1, Antoine Parrot, Antoine Khalil
1Hôpital Tenon, Assistance Publique-Hôpitaux de Paris, 4 rue de la Chine, 75020 Paris, France.
Summary
Cryptogenic hemoptysis, though potentially life-threatening, is often controlled with conservative measures or embolization. Recurrences are infrequent, and Dieulafoy disease may be an underlying cause in some cases.
Area of Science:
- Pulmonology
- Vascular Medicine
- Interventional Radiology
Background:
- Data on cryptogenic hemoptysis (unknown origin) is limited, and patient outcomes remain debated.
- Defining the clinical spectrum and prognosis of cryptogenic hemoptysis is crucial for patient management.
Purpose of the Study:
- To characterize the clinical presentation and long-term course of patients with cryptogenic hemoptysis.
- To identify pathological findings, particularly in surgically treated patients.
- To evaluate the efficacy of various treatment modalities.
Main Methods:
- A prospective cohort study of 81 patients with cryptogenic hemoptysis.
- Inclusion criteria involved thorough clinical evaluation, chest radiography, fiberoptic bronchoscopy, and CT scans.
- Follow-up was conducted through visits and telephone interviews.
Main Results:
- Nonsurgical treatments, including embolization, successfully controlled bleeding in 90% of patients.
- Only 7% required emergency surgery due to treatment failure.
- Recurrences were observed in 10 patients (12.3%) over a mean follow-up of 47 months.
- Dieulafoy disease was identified in 5 of 9 surgically treated patients, particularly those with severe bleeding.
Conclusions:
- Cryptogenic hemoptysis can be a serious condition, but nonsurgical approaches offer effective immediate bleeding control.
- Long-term recurrence rates are low following initial treatment.
- Bronchial Dieulafoy disease is a potential, often unsuspected, cause in a subset of patients requiring further investigation.
Related Concept Videos
01:19Pulmonary Embolism I: Introduction
A blood clot, or thrombus, is a semi-solid mass composed of fibrin, platelets, and red blood cells. When it forms within a vessel, it can obstruct blood flow, known as thrombosis. If part of the clot detaches, it becomes an embolus that can travel and block distant vessels. When this occurs in the pulmonary arteries, it causes a condition known as pulmonary embolism (PE).Origin and ImpactMost often, the embolus originates from a thrombus in the deep veins of the lower limbs, a condition called...
01:29Pulmonary Embolism I: Introduction
Pulmonary embolism (PE) occurs when a thrombus, fat or air embolus, amniotic fluid, or tumor tissue blocks one or more pulmonary arteries. These blockages originate in the venous system or the right side of the heart.EtiologyPE primarily arises from deep vein thrombosis (DVT) and other hypercoagulable states, such as inherited thrombophilias. Additional etiological factors include venous stasis, commonly seen in obesity, and endothelial injury from surgery and trauma. Less common causes include...
01:30Pulmonary Hypertension: Classification and Pathogenesis
Pulmonary hypertension (PH) is a severe health condition in which the mean pulmonary arterial pressure increases to 25 mmHg or more, even when the body is at rest. This high pressure in the blood vessels that transport blood from the heart to the lungs can cause various symptoms, including shortness of breath, can lead to right heart failure, and significantly affect the overall quality of life.
There are various classifications for PH, each relating to different underlying causes and also...
There are various classifications for PH, each relating to different underlying causes and also...
01:30Venous Thrombosis I: Introduction
Venous thrombosis, the most common disorder of the veins, involves the formation of a thrombus or blood clot associated with vein inflammation. It can be classified as either superficial vein thrombosis or deep vein thrombosis.Superficial Vein Thrombosis: This involves the formation of a thrombus in a superficial vein, usually the greater or lesser saphenous vein. Though less severe than deep vein thrombosis (DVT), SVT can lead to complications if untreated.Deep Vein Thrombosis (DVT): This...
01:26Pneumothorax-I
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.
Pneumothorax can be even further classified as spontaneous, traumatic, and tension pneumothorax.
Pneumothorax can be even further classified as spontaneous, traumatic, and tension pneumothorax.
01:23Chronic Obstructive Pulmonary Disease I: Introduction
Chronic obstructive pulmonary disease is a common, preventable, and treatable respiratory disorder characterized by persistent symptoms and progressive airflow limitation. This limitation results from a combination of small-airway disease (obstructive bronchiolitis) and parenchymal destruction (emphysema), both driven by chronic inflammation from exposure to harmful particles or gases.The disease includes two main pathological entities: emphysema, marked by destruction of alveolar walls and...