6 results
Complement Deficiency Testing Algorithm
 • Normal CH50 and AH50 AND High suspicion for complement deficiency
 •
Complement Deficiency ... Testing Algorithm ... deficiency • Low ... #Deficiency #Testing ... #Algorithm #hematology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Cerebral salt wasting ... Hypothyroidism, Low ... Glucocorticoid deficiency ... #Hyponatremia #algorithm ... #diagnosis #sodium
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... + MPO-ANCA MEDIUM ... against MPO • Complement ... (Low levels mixed
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... : SIADH, Renal Sodium ... mineralocorticoid deficiency ... can be high or low ... Cerebral Salt Wasting
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Differential Diagnosis Algorithm ... Etiology - High FSH, Low ... Functional (e.g. eating ... Constitutional delay ... Differential #Diagnosis #Algorithm
Delayed Fracture Healing - Non-Union - Malunion - Differential Diagnosis Algorithm

Inflammation (Hours-Days) -> Soft Callus (Days-Weeks)
Delayed Fracture ... Differential Diagnosis Algorithm ... Ca2 / Vitamin D deficiency ... Misalignment before casting ... Differential #Diagnosis #Algorithm