20 results
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... aldosterone - Low in cases ... aldosterone - Often normal ... Evaluation #laboratory #diagnosis ... endocrinology #workup
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Diagnosis Algorithm ... unclear (often the case ... Standard Stim test ... this indicates normal ... #Stimulation #Test
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... Algorithm Clinical ... Weakness, fatigue, nausea ... ACTH) stimulation test ... insufficiency • Low or normal
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Laboratory Diagnosis ... the preferred test ... typically part of the workup ... • Test all patients ... knees, wrists, ankles
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... GI Bleed) • NaCl ... Water Deprivation Test ... Water Deprivation Test ... #Algorithm #Causes
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Evaluation Algorithm ... may actually be normal ... Consider additional tests ... considered likely, the cause ... #Workup #Evaluation
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... : • Normal: Air ... cause unknown) ... Cerebellopontine angle ... #Differential #Diagnosis
Strabismus - Ocular Misalignment - Differential Diagnosis Algorithm
Phoria:
 • Latent deviation
 • Symmetrical corneal light reflex,
- Differential Diagnosis ... Algorithm Phoria ... Negative cover test ... Non-paretic - Comitant Angle ... #Algorithm #Causes
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... stimulation to all ... Reflexes: • Deep tendon ... Casey Albin MD @ ... neurology #comatose #diagnosis
 The following #reflexes are routinely tested, and the response elicited is graded from zero to
In contrast, if all ... Achilles reflex is best ... on a chair with ankles ... Angle clonus is ... be elicited at ankles