152 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
Flowchart to diuretic use in acute heart failure.

(A) Congestion with volume overload. 

(B) Treatment algorithm after
(B) Treatment algorithm ... Total loop diuretic ... maximal dose for IV loop ... following a single loop ... #CHF #Algorithm
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 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
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... • HTN Absent: Loop ... and thiazide diuretics ... 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 ... Hypomagnesemia #Magnesium #Low ... #Causes #Differential
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Differential Diagnosis Algorithm ... tubular transport • Diuretics ... (loop/thiazide) ... #Causes
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Differential Diagnosis Algorithm ... Cl intake, Diuretics ... High Urine Cl-: Diuretics ... Differential #Diagnosis #Algorithm ... #Nephrology #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Medications - Loop ... and thiazide diuretics ... Post-obstructive diuresis ... Differential #Diagnosis #Low ... Classification #Causes
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Differential Diagnosis Algorithm ... Remote use of loop ... or thiazide diuretics ... - Normal/low ... #causes #urinary