22 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Relative - Normal ... Positive - Low/Normal ... Heart Disease Abnormal ... Chest X-Ray, Shortness ... Snoring Chronic Chest
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Interpretation Algorithm ... • Normal • ... Carboxyhemoglobinemia • Chest ... • Interstitial Lung ... Interpretation #Algorithm
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Dyspnea (underlying lung ... in cough) • Abnormal ... lymadenopathy, clubbing, chest ... exam, etc) • Abnormal ... #causes
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
of Breathing Normal ... —20 per min in normal ... disease, pleuritic chest ... It may be fast, normal ... #Abnormal #Diagnosis
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... distinct radiographic areas ... of low, normal ... #CT #Lung #Pulmonary
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
Redistribution In a normal ... chest film with ... non-perfused vessels and causes ... redistribution applies to chest ... practice many chest
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
Lung infarction ... In this case a lung ... we see an old chest ... film, which is normal ... density on the chest
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Pericarditis) -> Chest ... Dyspnea, pleuritic chest ... inflammation tends to cause ... disease/pulmonary ... pathophysiology #signs
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... Most Common Causes ... Nasal polyps and signs ... high-resolution chest ... - BAR >1.0 is abnormal
PA view
On the PA chest-film it is important to examine all the areas where the lung
view On the PA chest-film ... for instance the normal ... with loss of the normal ... the silhouette sign ... Radiology #CXR #Normal