20 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
by flow-volume loops ... comparison, a normal loop ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... #Loops #Patterns
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Flow Volume Loops ... - Common Patterns ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... #Loops #Patterns
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Testing: Flow Volume Loop ... Patterns • Variable ... nickmmark #FlowVolume ... #Loops #pulmonary ... #PFTs #patterns
Pulmonary Function Test (PFT) Interpretation Algorithm

Approach to PFTs:
1) Look at Flow-Volume Loop if available
2) FEV1/FVC <
Function Test (PFT ... Interpretation Algorithm ... : 1) Look at Flow-Volume ... Loop if available ... Interpretation #Algorithm
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... • HTN Absent: Loop ... Differential #Diagnosis #Algorithm ... #causes #potassium
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... Differential Diagnosis Algorithm ... Urine Mg > 10g • Loop ... Magnesium #Low #Causes ... Differential #Diagnosis #Algorithm
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
Differential Diagnosis Algorithm ... • Metabolic Causes ... Propranolol, Levodopa, Loop ... Differential #Diagnosis #Algorithm ... #Causes
Major Segments of the Nephron and their Functions 
 - Glomerulus - Formation of glomerular filtrate
organic acids and bases ... limb of Henle's loop ... limb of Henle's loop ... Pathophysiology #Tubules #Table
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... consolidation, is to look ... at the pattern ... more than one pattern ... lobar pneumonia caused
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Differential Diagnosis Algorithm ... • Diuretics (loop ... Differential #Diagnosis #Algorithm ... #Causes