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Esophageal Perforation
Mid-thoracic esophageal perforation presents with subternal or epigastric pain; mediastinal crunch is rarely auscultated. Mackler's triad.[clinicaladvisor.com]
Physical Examination: Cardiac: possible Hamman’s crunch. Abdomen: may encounter guarding or rigidity (intra-abdominal rupture).[emdocs.net]
Upper thoracic perforation commonly presents with right-sided pleural effusion, but may also be associated with substernal and epigastric pain; audible mediastinal crunch[clinicaladvisor.com]
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Mediastinal Emphysema
Physical examination may show respiratory distress, neck crepitus, decreased cardiac dullness, Hamman’s sign (a mediastinal crunching sound that is synchronized with systole[kjim.org]
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Acute Mediastinitis
A pericardial crunching sound with systole (Hamman’s sign) is often a late sign.[for-surgeons.com]
Hamman's sign (a crunching sound synchronous with cardiac systole, heard over the anterior thorax) is characteristic but not always present.[slideshare.net]
About 60% of patients with acute mediastinitis have subcutaneous emphysema or pneumomediastinum.[for-surgeons.com]
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Mediastinal Abscess
Auscultation of the heart may reveal a crunching sound. [ 1 ] Differential diagnosis Pulmonary embolism . Myocardial infarction .[patient.info]
Spontaneous pneumomediastinum. [ 9 ] Mediastinal tumour and/or superior vena cava syndrome . Cellulitis of the neck. Necrotising fasciitis affecting the neck.[patient.info]
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Pulmonary Cavitary Tuberculosis
There was no mediastinal crunch. Classical cavernous type of breathing was present in right infraclavicular area.[lungindia.com]
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Crack Lung
crunch) discontinuous neither (heartbeat) crunching, rasping pneumomediastinum , pneumopericardium not available Continued [ edit ] Rales: Small clicking, bubbling, or rattling[en.wikipedia.org]
[…] friction rub discontinuous low inspiratory and expiratory nonmusical, many repeated rhythmic sounds inflammation of lung linings, lung tumors not available Hamman's sign (or Mediastinal[en.wikipedia.org]
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Chest Trauma
. • Dyspnea , Pneumothorax , hemoptysis , Mediastinal crunch {Hamman’s Sign}, Intercostal retractions, Respiratory distress , Stridor. • Chest drain will reveal a large air[slideshare.net]
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Wound Infection
crunch (a series of precordial crackles synchronous with the heartbeat, not with respiration), and fever.[journals.lww.com]
[…] at the surgical site, sternal instability, abnormal incisional drainage (which will be serous if the infection is deep), friable wound edges, abnormal smell, crepitus or mediastinal[journals.lww.com]
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Traumatic Neck Injury
crunch (Hamman crunch) Intercostal retractions Decreased breath sounds Hyperresonance to percussion of the contralateral hemithorax, associated with hyperinflation of the[emedicine.medscape.com]
[…] emphysema Cough Respiratory distress Hemoptysis, usually secondary to a disrupted bronchial artery Tension pneumothorax Continuous air leak persisting after chest tube insertion Mediastinal[emedicine.medscape.com]
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Pneumopericardium
Physical examination may show respiratory distress, neck crepitus, decreased cardiac dullness, Hamman’s sign (a mediastinal crunching sound that is synchronized with systole[kjim.org]