23 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
dysfunction revealed by flow-volume ... loops. ... comparison, a normal loop ... PFTs #Spirometry #FlowVolume ... #Loops #Patterns
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Pulmonary Function ... Testing: Flow Volume ... Loop Patterns ... nickmmark #FlowVolume ... #Loops #pulmonary
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Flow Volume Loops ... PFTs #Spirometry #FlowVolume ... #Loops #Patterns ... #pulmonary
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Normal Acid-Base: Low ... • HTN Absent: Loop ... Differential #Diagnosis #Algorithm ... causes #potassium #low
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Differential Diagnosis Algorithm ... • Diuretics (loop ... aldosteronism Low ... Renin, Low Aldosterone ... Differential #Diagnosis #Algorithm
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Differential Diagnosis Algorithm ... Urine Mg > 10g • Loop ... Hypomagnesemia #Magnesium #Low ... Differential #Diagnosis #Algorithm
Pulmonary Function Test (PFT) Interpretation Algorithm

Approach to PFTs:
1) Look at Flow-Volume Loop if available
2) FEV1/FVC <
Pulmonary Function ... Interpretation Algorithm ... Approach to PFTs: 1) Look ... at Flow-Volume ... Loop if available
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Medications - Loop ... Differential #Diagnosis #Low ... #Magnesium #Table
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... EABV, Low Plasma ... Plasma HCO3- • Low ... High Urine Cl - Loop ... #differential #algorithm
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Differential Diagnosis Algorithm ... Remote use of loop ... - Normal/low ... Differential #Diagnosis #Algorithm