24 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 ... comparison, a normal ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Flow Volume Loops ... - Common Patterns ... Normal B. ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Differential Diagnosis Algorithm ... - Urinary Chloride ... Remote use of loop ... /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 ... • HTN Absent: Loop ... #causes #potassium
Causes of Primary and Secondary Amenorrhea - Differential Diagnosis Algorithm
Primary Amenorrhea - No onset of menarche
Causes of Primary ... Primary Amenorrhea ... • Ovarian - Normal ... Obstruction #Primary ... #Causes #OBGyn
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
diagnostic of primary ... this indicates normal ... adrenal function ... suggests EITHER primary ... ACTH: - High = primary
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
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
High Prolactin + Normal ... High Prolactin + Normal ... / Low TSH • Pituitary ... + High TSH • Primary ... Endocrinology #Causes
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Differential Diagnosis Algorithm ... R - Primary aldosteronism ... Hyperplasia • Normal ... Al, Normal R - ... #nephrology #causes
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