15 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... lung disease (COPD ... ) • Hypoxia ... • Pulmonary hypertension ... #Cardiology #Diagnosis
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
PATM 760 mm Hg at ... direction leads to hypoxemia ... , asthma, COPD, ... shunting (eg, atrial ... #hypoxia #Differential
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... between attacks COPD ... Subxiphoid PMI • COPD ... EricsMedicalLectures/ #Asthma #COPD ... #pulmonary
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
usually: - hypoxemia ... e.g., uptake by cells ... ischemia, surgery may ... output - Acute pulmonary ... ’s • Reduced Arterial
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
has a number of causes ... consider infarction, hypoxia ... heart failure, ... bronchitis, and COPD ... Breathing #Patterns #Pulmonary
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
acute respiratory failure ... Phosphate is a cause ... phosphorus is seen in COPD ... patients with COPD ... pathophysiology #pulmonary
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
represents an axial ... The most common cause ... usually viral, at ... chronic bronchitis, COPD ... #Pulmonary #Bronchiectasis
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
• Respiratory failure ... Epidural Spinal Cord ... Cough • Dyspnea at ... paradoxus • Beck triad ... • Acute renal failure
When a rib fracture heals, the callus formation may create a mass-like appearance (blue arrow).
Sometimes a
formation may create ... and the enlarged pulmonary ... arterial hypertension ... a patient with COPD ... #Clinical #Radiology
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
some red blood cells ... uphill - Dyspnea at ... acute respiratory failure ... evidence of left atrial ... dyspnea, tachypnea, hypoxemia