36 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential Diagnosis ... Malformation Normal CXR ... Vasculitis Infection ... Goodpasture's Syndrome ... Embolism • Arteriovenous
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
- Lung point ... Respiratory Distress Syndrome ... Embolism (PE): ... #differential #diagnosis ... #signs #Lung #POCUS
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... • DDx: Septic emboli ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... CD4 > 200: Pulm embolism ... failure, COPD, Lung ... +/- High res CT ... #workup #diagnosis
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Differential Diagnosis ... Dermatomyositis, Lung ... embolism, Lipid ... #pulmonary
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... allopurinol), Infection ... , anti-CCP • CXR ... resolution chest CT ... DAH, rule out infection
Fat Embolism Syndrome
Trauma to the long bone or pelvis accounts for —9096 of cases. The diagnosis
Fat Embolism Syndrome ... Trauma to the long ... onset widespread pulmonary ... Syndrome #Diagnosis ... #Signs #Symptoms
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... Clinical #Radiology #CXR
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
- Differential Diagnosis ... Pneumonectomy • Trapped lung ... Urinothorax Exudate - Infectious ... Malignancy • Pulmonary ... embolism • Collagen
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... infections according ... myelodysplastic syndrome ... #Lung #Infections ... #Differential #Diagnosis