6448 results
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Plump gram-negative ... Gram-negative rods ... Gram-negative rods ... Pneumonia #Patterns #Diagnosis ... #Presentation #Pulmonary
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
- Differential Diagnosis ... • Normal or negative ... pg/ml EKG: • Negative ... infarction • Gram negative ... #differential #diagnosis
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Presentation (Pulmonary ... Differential Diagnosis ... polyangiitis) - ANCA-negative ... #differential #diagnosis
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
- Differential Diagnosis ... Neurologic Anomaly • Pulmonary ... ): • Autopsy negative ... #Differential #Diagnosis
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
TB • LTBI is diagnosed ... testing (TST) False-negative ... because false-negative ... sample = 95% • A negative ... used to exclude pulmonary
Pulmonary Embolism Rule-Out Criteria

In the United States, the workup rate for PE is astonishingly high, with
Pulmonary Embolism ... risk AND PERC negative ... #Diagnosis #Pulmonary
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
With associated pulmonary ... Pauci-immune mediated (Negative ... #differential #diagnosis
Approach to the Hypotensive Patient - Differential Diagnosis Framework for Hypotension

Blood Pressure = Heart Rate x
- Differential Diagnosis ... depletion • Pulmonary ... stenosis • Meds: negative ... #differential #diagnosis
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
- Differential Diagnosis ... patients with pulmonary ... may have false negative ... #Differential #Diagnosis
Empyema Necessitans (EN) on Chest POCUS

Pulmonary teaching case: you are called to the bedside of a
Chest POCUS Pulmonary ... POCUS - What’s the diagnosis ... With inspiration, negative ... #video #POCUS #pulmonary