38 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... by flow-volume loops ... comparison, a normal loop ... 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 ... 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
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... starts by measuring urinary ... Clinicians should also look ... differential #diagnosis #algorithm
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... secreting tumor, Primary ... • HTN Absent: Loop ... Differential #Diagnosis #Algorithm ... #causes #potassium
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
Remote Diuretics - Loop ... Mineralocorticoid • Primary ... Recent Diuretics - Loop ... metabolic #alkalosis #algorithm
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Differential Diagnosis Algorithm ... - Urinary Chloride ... Remote use of loop ... Differential #Diagnosis #Algorithm ... #causes #urinary
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
inhibitors - Primary ... Medications - Loop ... Low #Magnesium #Table ... Classification #Causes
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