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Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... for a child or ... CHD, congenital ... ; CLD, chronic lung ... #Diagnosis #Peds
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
- Differential Diagnosis ... Algorithm Cardiac ... • Diffuse Lung ... Respiratory Distress Syndrome ... #HeartFailure #Cardiology
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
, pulmonary congestion ... disease, idiopathic pulmonary ... due to alveolar syndrome ... fibrotic alveolar syndrome ... #Clinical #Diagnosis
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
rule out pulmonary ... The diagnosis based ... was cardiogenic pulmonary ... #Clinical #Radiology ... SeptalThickening #CHF
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
CT • Distinct pulmonary ... vessel leading into a ... lung nodule or mass ... #Pulmonary #diagnosis ... #radiology #clinical
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Left Shunt - Anatomic ... Hepatopulmonary Syndrome ... , Interstitial Lung ... #differential #diagnosis
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
supplying the lung ... In daily clinical ... period of CHF (right ... #Clinical #Radiology ... #CXR #CHF #Cephalization
Abdominojugular (Hepatojugular) Reflux

Described by Pasteur in 1885 as a physical sign of TR. Still useful for
Pasteur in 1885 as a ... Still useful for diagnosis ... of CHF with reasonable ... #PhysicalExam #Clinical ... #Video #JVP #VolumeStatus
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
surrounded by a ... sarcoidosis, mets to the lung ... Halo #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
There is a lung ... possible diagnosis ... LAM is a rare lung ... airways leading to pulmonary ... #Clinical #Radiology