57 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... : • 3 syndromes ... Rapid onset of a ... "flu-like syndrome ... Infections #HIV #AIDS #pulmonary
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Clinical manifestations ... - Imaging: • CXR ... - Diagnosis: ... , Pulmonary lymphoma ... #ILD #diagnosis
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
– ARDS: Clinical ... detected on CT or CXR ... <300mmHg with a ... oxygenation in pneumonia ... #Management #CriticalCare
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Algorithm Ventilation ... • Interstitial lung ... Malformation • Severe Pneumonia ... Hypoventilation Syndrome
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... for a child or ... hypertension; CXR ... ; CLD, chronic lung ... #Diagnosis #Peds
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
- Differential Diagnosis ... Algorithm Transudate ... Pneumonectomy • Trapped lung ... Infectious: • Pneumonia ... #Diagnosis #Algorithm
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Left Shunt - Anatomic ... Atelectasis, ARDS, Pneumonia ... , Interstitial Lung ... #differential #diagnosis
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
- Differential Diagnosis ... Algorithm Cardiac ... Superior vena cava syndrome ... Parenchyma: • Pneumonia ... • Interstitial lung
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
- Bilateral A-lines ... pleura reflection) Pneumonia ... Respiratory Distress Syndrome ... - Bilateral A-lines ... #differential #diagnosis
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
periphery of the lung ... most typical of pulmonary ... it is seen in pneumonias ... #Diagnosis #Radiology ... #CXR #Batwing #