11 results
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Causes of Cough ... Abscess - Asthma ... Cancer of the Lung ... Cough #Hemoptysis #Differential ... #Causes #Table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... Abscess Differential ... #Abscess #pulmonary ... #differential #
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... Hemangiomas • Vocal cord ... #diagnosis #causes ... #pulmonary #airway ... #physicalexam
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Anaphylaxis - Spinal cord ... exacerbation (any cause ... flow) - Massive pulmonary ... Classification #Table ... #CriticalCare
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
carcinoma of the lung ... hemorrhage) - Pulmonary ... e.g. pneumonia, COPD ... #Diagnosis #Table ... #Causes #Sodium
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Hemoptysis - Differential ... carcinoid, Mets), COPD ... Necrotizing PNA, Abscess ... #Diagnosis #pulmonary ... #causes
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... Spinal stenosis - Abscess ... deficiency - Syrinx ... patients with a long ... syndromes #lesions #differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... low attenuation (table ... seen and in many cases ... Diagnosis #Radiology #Pulmonary
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
since in many cases ... visible wall #CXR ... #Lucency #Differential ... #Table #CavitaryLesion ... #Pulmonary #Diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... Physical stigmata of cor ... in the adjacent lung ... #differential #