16 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... dysfunction revealed by flow-volume ... #Diagnosis #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 ... Neuromuscular Weakness #Diagnosis ... #PFTs #Spirometry ... #FlowVolume #Loops
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Volume Loop Patterns ... nickmmark #FlowVolume ... #Loops #pulmonary ... #PFTs #patterns ... #diagnosis
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Algorithm Extra-renal ... • HTN Absent: Loop ... #Differential #Diagnosis ... #Algorithm #causes
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential Diagnosis ... Algorithm Low ... #Differential #Diagnosis ... #Algorithm #Causes ... #Classification
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... - Differential Diagnosis ... Algorithm GI Losses ... • Diuretics (loop ... #Algorithm #Causes
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... - Differential Diagnosis ... Algorithm Low ... #Anemia #MCV #Classification ... #Algorithm #Causes
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... Algorithm GI LOSS ... Urine Mg > 10g • Loop ... Hypomagnesemia #Magnesium #Low ... #Diagnosis #Algorithm
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
- Differential Diagnosis ... Algorithm Hodgkin ... involvement, irregular pattern ... B-Cell ~90% • Low ... Lymphoproliferative #Disorders #Classification
Hypomagnesemia - Etiologies by Mechanism

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