28 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
dysfunction revealed by flow-volume ... comparison, a normal ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... Patterns #Comparison #Normal
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Flow Volume Loops ... Normal B. ... #Diagnosis #PFTs ... #Spirometry #FlowVolume
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Liver Function ... Deficiency - Abnormal ... Liver Function ... #Causes #Hematology
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... TSH, Low normal ... • Low TSH, normal ... T4 +/- T3 → Primary ... Hyperthyroidism #algorithm
Causes of Primary and Secondary Amenorrhea - Differential Diagnosis Algorithm
Primary Amenorrhea - No onset of menarche
Causes of Primary ... Differential Diagnosis Algorithm ... • Ovarian - Normal ... Differential #Diagnosis #Algorithm ... #Causes #OBGyn
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Insufficiency Diagnosis Algorithm ... unclear (often the case ... this indicates normal ... adrenal function ... AI - Low = secondary
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Differential Diagnosis Algorithm ... Vomiting, NGT suction ... Differential #Diagnosis #Algorithm ... #Nephrology #Causes
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Differential Diagnosis Algorithm ... - Urinary Chloride ... Vomiting/nasogastric suction ... /low blood pressure ... #causes #urinary
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Extra-renal Losses: • Normal ... secreting tumor, Primary ... Differential #Diagnosis #Algorithm ... #causes #potassium
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Differential Diagnosis Algorithm ... / Low TSH • Pituitary ... + High TSH • Primary ... Differential #Diagnosis #Algorithm ... Endocrinology #Causes