12 results
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea ... Pulmonary/Chest ... exacerbation, Asthma ... : Asthma, COPD, ... Neuromuscular • Acute: Stroke
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... and Diagnosis Asthma ... chest, Pursed lip breathing ... - Strong Medicine ... #Diagnosis #pulmonary
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... - Differential Diagnosis ... Obstruction • Asthma ... • COPD • Bronchiectasis ... #Differential #Diagnosis
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
- Differential Diagnosis ... 20/min, shallow breathing ... Pulmonary Causes ... Tachypnea: • Asthma ... • COPD • Pneumonia
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
PaCO2, causing chronic ... is similar to asthma ... airflow obstruction causes ... develop substantial chronic ... #Diagnosis #COPD
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Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
Cheyne-Stokes Breathing ... asthma, chronic ... bronchitis, and COPD ... #Pulmonary #Abnormalities ... #Abnormal #Diagnosis
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... lung sliding COPD ... or Asthma: - ... #differential #diagnosis ... #signs #Lung #POCUS
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
- Differential Diagnosis ... Classically” noted with pulmonary ... lung disease (COPD ... , OSA, Asthma, Obesity ... MDaniyalHashmi1 #AcidBase
Differential Diagnosis of Respiratory Acid-Base Disorders
Alkalosis
A. Central nervous system stimulation: Pain, Anxiety, psychosis, Fever, Cerebrovascular accident,
Differential Diagnosis ... morphine, sedatives), Stroke ... : Obstruction, Asthma ... #respiratory #acidbase ... #causes
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... Palpable purpura: Strong ... Eosinophilia, asthma ... , chronic rhinosinusitis ... tract, and often causes