15 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Lung Findings on ... Chest CT 1. ... ARDS 3. ... Patterns #Lung #Pulmonary ... radiology #CTChest #diagnosis
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
disease, pleuritic chest ... damage (typically on ... hyperventilation syndrome—a ... #Pulmonary #Abnormalities ... #Abnormal #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Weakness, Loss of Chest ... Elasticity (flail chest ... : Atelectasis, ARDS ... #differential #diagnosis
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Respiratory Distress Syndrome ... have begun within one ... consistent with pulmonary ... a chest radiograph ... Definition #Criteria #Diagnosis
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
One and a Half Syndrome ... and a Half Syndrome ... the hospital, diagnosed ... #Half #Syndrome ... #ophthalmology
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Respiratory Distress Syndrome ... Cheat Sheet ... leading to increased pulmonary ... may be detected on ... #CheatSheet #Diagnosis
Platypnea-Orthodeoxia Syndrome on Physical Exam
The case of a patient with a diagnosis of cirrhosis and platypnea-orthodeoxia
on Physical Exam ... patient with a diagnosis ... PhysicalExam #clinical #video ... #breathing #respiratory ... #pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... effusion depending on ... Respiratory Distress Syndrome ... (ARDS): - Bilateral ... #differential #diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... • Mounier-Kuhn syndrome ... parenchyma Diagnosis ... high-resolution chest ... - BAR >1.0 is abnormal
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Pneumonia: • 3 syndromes ... • CT: Halo sign ... Infections #HIV #AIDS ... #pulmonary #differential