10 results
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... the diagnosis in ... #Clinical #Radiology ... #CXR #CTChest # ... #SepticEmboli #Cavity
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
embolism, Pulm edema ... failure, COPD, Lung ... +/- High res CT ... /diff, Blood and ... HIVAIDS #workup #diagnosis
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
: weight gain, lung ... HFrEF may lack lung ... Chest x-ray: signs ... → no signs of CXR ... #management #cardiology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... cavitary infiltrates ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
In the lungs LV ... edema. ... can be seen on a chest-film ... #Diagnosis #Radiology ... #CHF #CXR #Features
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
CT will also demonstrate ... signs of congestive ... the differential diagnostic ... #Clinical #Radiology ... #CTChest #CHF #
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Nodular or cavitary ... massiliense in CF ... Mimics TB with: Cavitary ... Advanced HIV (CD4 ... Imaging, high res CT
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
influenced by: Gravity ... The following signs ... #Clinical #Radiology ... #CXR #CHF #Alveolar ... #Pulmonary #Edema
Increased pulmonary venous pressure is related to the pulmonary capillary wedge pressure (PCWP) and can be
Increased pulmonary ... features on the chest ... chronic obstructive lung ... #Diagnosis #Radiology ... #CHF #CXR #Stages
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... x-ray (CXR), try ... not seen on a CXR ... #Radiology #CTChest ... #Lung #Pulmonary