35 results
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
- Postnasal Drip ... Bronchitis - Bronchiectasis ... Abscess - Asthma ... Cough #Hemoptysis #Differential ... #Causes #Table
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... - Differential ... • Abscess/Mycetoma ... Malformation Normal CXR ... Abnormalities • CHF
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... child-bearing age - Cystic bronchiectasis ... : 'signet ring sign ... #Radiology #CTChest ... #Comparison #Table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... Abscess Diagnosis ... Abscess Differential ... #differential #
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
cysts (LAM, LIP ... histiocytosis) - Bronchiectasis ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - Differential ... Diagnosis Algorithm ... disease or CHF) ... ) • Abnormal CXR ... #causes
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
The CXR demonstrates ... preference at the lung ... bases. ... #Clinical #Radiology ... #CXR #UIP #CTChest
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
appearance of lung ... patients with bronchiectasis ... bronchial obstruction caused ... #Clinical #Radiology ... #CXR #CTChest #
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
or tumor cells (Table ... , NSIP and long ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Consolidation #Differential
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Dyspnea - Differential ... Diagnosis Algorithm ... Asthma • COPD • Bronchiectasis ... Interstitium • ILD • CHF ... #Causes