22 results
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... @AnnKumfer #Hypocomplementemia ... #Low #Complement ... Mnemonic #diagnosis #differential
Complement 1 esterase inhibitor (C1-INH) Deficiency Testing Algorithm
INDICATIONS FOR TESTING:
 • Recurrent angioedema (without urticaria)
 •
Complement 1 esterase ... Algorithm INDICATIONS ... FOR TESTING: • ... ARUPLabs #C1INH #Complement ... #Algorithm #allergy
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... against MPO • Complement ... (Low levels mixed
Complement Deficiency Testing Algorithm
 • Normal CH50 and AH50 AND High suspicion for complement deficiency
 •
Complement Deficiency ... Testing Algorithm ... deficiency • Low ... #Deficiency #Testing ... #Algorithm #hematology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
staining): • Low ... Complement: Post-strep ... Idiopathic • Normal Complement ... Glomerulonephritis #Vasculitis #differential ... #diagnosis #algorithm
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Uric Acid - Low ... Acid → renal salt wasting ... #Diagnosis #Algorithm
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Algorithm INDICATIONS ... FOR TESTING: • ... causes are asthma, allergy ... Eosinophil #Disorders #Algorithm ... #Differential #
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Insufficiency Differential ... Diagnosis Algorithm ... , hypoglycemia Testing ... Baseline plasma ACTH Low ... insufficiency • Low
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Hypophosphatemia Diagnostic Algorithm ... - 1° Renal PO4 wasting ... Hypophosphatemia #phosphorus #low ... #diagnosis #Algorithm ... #differential #
Pediatric Mouth Disorders - Differential Diagnosis Algorithm
Teeth:
 • Teething
Painful - Gastrointestinal:
 • Crohn's Disease
 • Ulcerative
Mouth Disorders - Differential ... Diagnosis Algorithm ... Teeth: • Teething ... Inflammation: • Allergic ... #Diagnosis #Algorithm