42 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
Function Testing: Flow ... Volume Loop Patterns ... the expiratory flow ... 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
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
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Medications - Loop ... Differential #Diagnosis #Low ... #Magnesium #Table ... Classification #Causes ... #Workup #hypomg
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
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 ... Hypomagnesemia #Magnesium #Low ... #Causes #Differential
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... filling of bucket (low ... Differential #Diagnosis #Algorithm ... #Causes #workup
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
How do you work ... Evaluate underlying cause ... <60 y) • +/- loop ... Ruled out other causes ... #CVA #stroke #workup
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