31 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
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
Hyperkalemia Treatment ... minutes) Decrease potassium ... Fluids Shift potassium ... renal function) - Loop ... LouLectures #Hyperkalemia
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
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Differential Diagnosis Algorithm ... Urine Mg > 10g • Loop ... Diuretics • Hypercalcemia-PTH ... Hypomagnesemia #Magnesium #Low ... Differential #Diagnosis #Algorithm
Summary of Diuretic Agents 
Subclass, Drug, Mechanism of Action, Effects, Clinical Applications, Pharmacokinetics, Toxicities, Interaction
CARBONIC ANHYDRASE
empagliflozin LOOP ... Chlorthalidone POTASSIUM-SPARING ... Pharmacology #summary #table
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... the basis of the potassium-to-creatinine ... High Urine Cl - Loop ... hypokalemia #urine #potassium ... #differential #algorithm
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Medications - Loop ... abnormalities - Hypercalcemia ... Differential #Diagnosis #Low ... #Magnesium #Table
Treatment algorithm for malignancy-associated hypercalcemia.
Hypercalcemia
 - Renal Failure → Dialysis with low Ca++ bath
Aggressive IV hydration
Treatment algorithm ... Hypercalcemia - ... Dialysis with low ... Volume Overload → Loop ... #Treatment #algorithm