19 results
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Miliary Infection (TB ... Hypersensitivity Pneumonia, COP ... Sarcoidosis, NSIP, COP ... HiRes #HighRes #Chest
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
Attenuation on Chest ... attenuation seen on a chest ... , HP, COP https ... #diagnosis #radiology ... #clinical
Chest Pain Diagnosis and Management Algorithm
STEMI:
 - Hx: Pressure like CP, Radiation to arm/jaw, CAD risk
Chest Pain Diagnosis ... Pressure like CP ... severe, tearing CP ... Limb ischemia Pulmonary ... onset pleuritic CP
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... , C3, C4, anti-CCP ... • CXR (diffuse ... high resolution chest ... #differential #diagnosis
Pulmonary Tuberculosis - Patterns of Involvement
 • Scarring, Nodules and Consolidation
    - Lobar
Pulmonary Tuberculosis ... #Tuberculosis #TB ... #Patterns #chest ... #xray #clinical ... #radiology #CXR
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 chest ... Fungal, AFB), TB ... HIVAIDS #workup #diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... • Infection: TB ... Physical stigmata of cor ... high-resolution chest ... Laboratory: • ANA, RF, CCP
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Reverse-Halo Sign) on Chest ... consolidation • DDx: COP ... Sign #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
characteristic features Clinical ... cough Pleuritic CP ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
Based on the images alone, it is usually not possible to determine the cause of the
and other non-pulmonary ... between these chest ... Organizing pneumonia (OP ... #Clinical #Diagnosis ... #Radiology #CXR