11 results
Here are the most common examples of these four patterns on a chest x-ray (click image
x-ray (click image ... mass - Solitary Pulmonary ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology ... #CXR #Consolidation
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Organizing pneumonia (OP ... this is nodular interstitial ... #Clinical #Diagnosis ... #Radiology #CXR
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Organizing Pneumonia - Clinical ... - Imaging: • CXR ... • HRCT: patchy consolidation ... #BOOP #pulmonary ... #ILD #diagnosis
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
in HIV-AIDS Bacterial ... Lymphocytic or lymphoid interstitial ... Evaluation: Imaging (CXR ... /- High res CT chest ... HIVAIDS #workup #diagnosis
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign) on Chest ... circumferential denser consolidation ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
reversed halo sign ... aspergillosis; AIS ... , non-specific interstitial ... lesions, lobular consolidation ... #Diagnosis #Pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... Physical stigmata of cor ... centrilobular nodules, or consolidation ... parenchyma Diagnosis ... #differential #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• CT: Halo sign ... dyspnea • Lobar consolidation ... fever, rales, interstitial ... Infections #HIV #AIDS ... #pulmonary #differential
Lung infarction
The radiographic features of acute pulmonary thromboembolism are insensitive and nonspecific.
The most common radiographic findings
Embolism Diagnosis ... x-ray is normal ... The peripheral consolidation ... #Clinical #Radiology ... #CXR #PulmonaryEmbolism
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... On a chest X-ray ... to confirm the diagnosis ... #Clinical #Radiology ... #Interstitial #