25 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Abscess Pathophysiology ... Pleuritic chest pain ... Blood cultures • CXR ... early disease) • CXR ... shows a small, stable
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Generally affects long ... dx and stage ... • Differentiate ... #diagnosis #causes
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
friction rub audible Lungs ... pleural effusion on CXR ... inflammation tends to cause ... interstitial lung ... RheumatoidArthritis #RA #pathophysiology
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 ... is interstitial lung ... seen and in many cases
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... (most common: lung ... #Differential # ... Diagnosis #causes ... #primarycare #table
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Causes - Differential ... Long-standing vs ... genitourinary causes ... Epigastric/LUQ ... #Differential #
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... carcinoma of the lung ... SSRIs) Severe pain ... #Diagnosis #Table ... #Causes #Sodium
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
Stage I - Redistribution ... supplying the lung ... non-perfused vessels and causes ... In these cases comparison ... Clinical #Radiology #CXR
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... it difficult to differentiate ... life-threatening causes ... #Presentation #comparison ... #Table #Diagnosis
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
lucencies within the lung ... since in many cases ... visible wall #CXR ... #Lucency #Differential ... #Table #CavitaryLesion