31 results
Diagnostic Schema for Hyperferritinemia

Pearl: Diseases associated with extreme elevations: 
1. HLH 
2. Still's disease 
3. Systemic
Diagnostic Schema ... Still's disease ... Hyperferritinemia #Algorithm ... #Differential #Diagnosis ... #Hematology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's ... Differential Diaqnoses ... #Disease #diagnosis ... #management #treatment ... #rheumatology
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
- Differential Diagnosis ... Table Warm AIHA ... Cold Agglutinin Disease ... AIHA (7-8%) DAT-negative ... #Table #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... Algorithm Spurious ... disorders • Celiac disease ... effect following treatment ... #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... → Refer to hematology ... Rebound effect from treatment ... Vasculitides, IBD, Celiac disease ... #Algorithm #hematology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
interstitial lung diseases ... LungDisease #CTILD #Diagnosis ... #Differential #Comparison ... #Table #Pulmonary ... #Rheumatology #
Thrombotic Microangiopathy - TTP VS HUS

Big picture points : Often hard to differentiate the two entities,
distinction has HUGE treatment ... and first-line treatment ... thrombocytopenia #Comparison ... #Diagnosis #Table ... #Hematology
Adult-Onset Still's Disease (AOSD)
Rare inflammatory disorder of unknown etiology, difficult to diagnose because of heterogenous presentation.
Adult-Onset Still's ... Disease (AOSD) ... #AdultOnset #Stills ... #Disease #AOSD ... #rheumatology #diagnosis
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Insect stings Disease ... Disorientation, vertigo Diagnostic ... Cold #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
Malabsorption (e.g. celiac disease ... Advanced Liver Disease ... Deficiencies #Summary #table ... #comparison #diagnosis ... #hematology #deficiency