19 results
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... @AnnKumfer #Hypocomplementemia ... #Low #Complement
Complement Deficiency Testing Algorithm
 • Normal CH50 and AH50 AND High suspicion for complement deficiency
 •
Complement Deficiency ... Testing Algorithm ... deficiency • Low ... #Deficiency #Testing ... #Algorithm #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Differential Diagnosis Algorithm ... • Alloimmune delayed ... Defects • G6PD deficiency ... • PK deficiency ... perfringens - Complement-Mediated
Complement 1 esterase inhibitor (C1-INH) Deficiency Testing Algorithm
INDICATIONS FOR TESTING:
 • Recurrent angioedema (without urticaria)
 •
Complement 1 esterase ... inhibitor (C1-INH) Deficiency ... Testing Algorithm ... ARUPLabs #C1INH #Complement ... #Testing #Algorithm
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Hypophosphatemia Diagnostic Algorithm ... - 1° Renal PO4 wasting ... glucose - Vitamin D Deficiency ... Hypophosphatemia #phosphorus #low ... #diagnosis #Algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... against MPO • Complement ... (Low levels mixed
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
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 #low
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... in monitoring low-level ... or alternative complement ... Screen for ANCA-related ... #glomerular #testing
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... mineralocorticoid deficiency ... can be high or low ... Cerebral Salt Wasting ... Primary polydipsia), Low