14 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
heart failure, COPD ... Evaluation: Imaging (CXR ... +/- High res CT ... HIVAIDS #workup #diagnosis ... #evaluation #differential
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Diagnosis Framework ... , COP, Chronic Eos ... Sarcoidosis, NSIP, COP ... Differential #Diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Diagnosis Framework ... • Pleuritic CP ... • CT: Halo sign
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Diagnosis for Pulmonary ... anti-GBM ab, ANA, C3, C4 ... , anti-CCPCXR ... high resolution chest ... CT • Bronchoscopy
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
diagnosis. ... - Chronic post-infection ... (OP) or chronic ... proteinaceous material ... #Pulmonary #CXR
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in OP ... consolidations of OP ... such as lymphoma, infection ... carcinoma, the diagnosis ... #COP #Cryptogenic
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Diagnosis of Miliary ... Opacities: • Infectious ... rarely typical pneumonia ... #CXR #clinical ... #CT
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... adenocarcinoma in situ; COP ... ; OP, organising ... hypersensitivity pneumonitis, infection ... #Diagnosis #Pulmonary
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Diagnosis Pulmonary ... /Chest Wall: • ... Acute: Trauma, COPD ... Pleural effusion, Pneumonia ... , Anaphylaxis, Infection
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Physical stigmata of cor ... CT) • Broncho-arterial ... Laboratory: • ANA, RF, CCP ... Bronchiectasis #pulmonary #differential ... #diagnosis