13 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... comparison, a normal ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... #pulmonary
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Normal B. ... Neuromuscular Weakness #Diagnosis ... #PFTs #Spirometry ... #FlowVolume #Loops ... #Patterns #pulmonary
Asthma
Chronic lung disease characterized by airway inflammation, airway and variable expiratory air flow obstruction
There are 2
obstruction: • FEV1 ... lower limit of normal ... Reversibility on spirometry ... PulmPEEPs #Asthma #diagnosis ... #pulmonary
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Pulmonary Function ... Flow Volume Loop Patterns ... nickmmark #FlowVolume ... #PFTs #patterns ... #diagnosis
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Presentation and Diagnosis ... spirometry - FEV1 ... spirometry - FEV1 ... COPD #comparison #Diagnosis ... #pulmonary
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... the nodules are diffuse ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential Diagnosis ... Algorithm Massive ... Malformation Normal ... • Bronchitis Diffuse ... #Algorithm #Causes
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... Algorithm DIFFUSE ... planopilaris Pattern ... - Drugs • Oral ... #Algorithm #causes
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
- Differential Diagnosis ... Algorithm Hodgkin ... lymphadenopathy more diffuse ... can have extra nodal ... involvement, irregular pattern
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
Algorithm for Diagnosis ... smooth cysts with normal ... LCDD, SS Cyst pattern ... Disease #DCLD #pulmonary ... #Algorithm #Diagnosis