173 results
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Syndrome Testing Algorithm ... Free Urine • Cortisol ... Urine Free by LC-MS ... /MS) • Adrenocorticotropic ... Syndrome #diagnosis #algorithm
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis Algorithm ... Consider: SIADH, Cortisol ... #differential #algorithm ... #causes #nephrology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Insufficiency Diagnosis Algorithm ... ACTH Early am cortisol ... unclear (often the case ... injection - If f/u cortisol ... Insufficiency #Diagnosis #Algorithm
Differential Diagnosis of Pleuritic Chest Pain:

Categorized by causes: Cardiac, Pulmonary, MSK, Drug/Toxins, Heme/Onc, Renal, Autoimmune

#Diagnosis #Pleuritic
Categorized by causes ... Cardiac, Pulmonary, MSK ... Pleuritic #ChestPain #Causes ... #Differential #Algorithm
Approach to Low Back Pain - Differential Algorithm
- Non-MSK
- Axial / Musculoskeletal
- Radicular
- Systemic Disease (Do
- Differential Algorithm ... - Non-MSK - Axial ... #Differential #Algorithm ... #Causes
Adrenal Insufficiency Diagnosis Algorithm
Clinical features: 
 - Weight loss, anorexia, Weakness, fatigue, GI distress
 - Hypotension,
Insufficiency Diagnosis Algorithm ... Clinical features ... findings (see algorithm ... : - AM serum cortisol ... unlikely - If serum cortisol
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis Algorithm ... Clinical suspicion ... Weakness, fatigue, nausea ... plasma ACTH Low Cortisol ... Differential #Diagnosis #Algorithm
Vitamin deficiency causes clinical disease
Vitamin C deficiency causes scurvy.  Vitamin C is important for the
Vitamin deficiency causes ... clinical disease ... Vitamin C deficiency causes ... catecholamines and cortisol ... so deficiency causes
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Differential Diagnosis Algorithm ... Destruction of Cortical ... BoneLesion #XRay #MSK ... Differential #Diagnosis #Algorithm ... #Orthopedics #Causes
Cushing's Syndrome - Hypercortisolism - Diagnosis and Clinical Features
1) Skin
 • Thin, easily bruisable skin with
Diagnosis and Clinical ... , oral cavity) Caused ... polyuria in the case ... hypertension (90% of cases ... 24-hour urine cortisol