11 results
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
monocytes; no bacteria ... Few PMNs; no bacteria ... #Diagnosis #Comparison ... #Table #Presentation ... #Pulmonary
Lung POCUS: "Hepatization" with fluid bronchograms and dynamic air bronchograms in patient with lobar consolidation due
Lung POCUS: "Hepatization ... bronchograms and dynamic ... pneumonia. ... pneumonia. ... #POCUS #Pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... severe cases - Dynamic ... submassive PE) POCUS ... #differential #diagnosis ... #signs #Lung #POCUS
Main Lung Ultrasound differences between COVID-19 involvement and other conditions that may yield respiratory symptoms
 •
with superimposed bacterial ... pneumonia. ... areas #COVID19 #POCUS ... Ultrasound #Comparison #Table ... #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Simplified A-a (assumes Room ... Atelectasis, ARDS, Pneumonia ... Gradient #alveolar #arterial ... #pulmonary #Hypoxia ... #differential #diagnosis
Highlighted Conditions With Arteritis or Periarteritis of the Coronaries
Takayasu's arteritis:
 - Onset < 40 yrs
 -
claudication - Arterial ... sinusitis - pulmonary ... Oral and genital Sores ... #Differential #Diagnosis ... #Cardiology #Table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
cause: Aspiration pneumonia ... for Klebsiella pneumonia ... Pathogens: • Aerobic Bacteria ... Bacteria: - Bacteroides ... Lung #Abscess #pulmonary
Soil Related Infections - Differential Diagnosis Framework

Mechanism Of Infection:
 • Wound
 • GI: Ingestion, MUD, Contaminated
- Differential Diagnosis ... influenced by plant roots ... , is a hot spot ... arthropods Bacteria ... #differential #diagnosis
Lung POCUS: Small right anechoic parapneumonic effusion. Note B-lines. Curvilinear probe used. More commonly seen in
Lung POCUS: Small ... commonly seen in bacterial ... pneumonia. ... incidence on prelim reports ... #Pulmonary #Ultrasound
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
- Differential Diagnosis ... externa - Caused by bacterial ... Streptococcus pneumoniae ... cervical nerve roots—cervical ... vision or black spots