90 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential Diagnosis ... Malformation Normal CXR ... /CT • Hematemesis ... Bronchitis Diffuse CT ... #Differential #Diagnosis
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... , anti-CCP • CXR ... resolution chest CT ... #differential #diagnosis ... #nephrology
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Sign on Chest CT ... • Distinct pulmonary ... #Vessel #Sign #CT ... #diagnosis #radiology ... #clinical
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... infiltrate (e.g., CXR ... , CT, ultrasound ... Venn #Diagram #Diagnosis ... #Pulmonolary
Flail Chest Breathing on Physical Exam
74 year-old male, fallen over in the garden. Four rib fractures.
fractures missed by CXR ... , so use CT to identify ... also pulmonary ... #PhysicalExam #clinical ... video #trauma #pulmonary
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
patient who had a CT ... to rule out pulmonary ... The diagnosis based ... on this CT was ... #Clinical #Radiology
Flail Chest Breathing on Physical Exam
74 year-old male, fallen over in the garden. Four rib fractures.
fractures missed by CXR ... , so use CT to identify ... also pulmonary ... #PhysicalExam #clinical ... video #trauma #pulmonary
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Sign on Chest CT ... #Halo #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
most common) Clinical ... Lung #Abscess #Diagnosis ... #Pulmonary #Clinical ... #CXR #ChestXRay
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
interpret them in clinical ... UltraSound (POCUS) to CT ... #Diagnosis #Radiology ... ChestXRay #KUB #CXR