72 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias - Differential ... Diagnosis Algorithm ... Signs of anemia ... Hypersplenism, Infection ... #hematology
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

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Acute Retroviral Syndrome ... Viral hepatitis Diagnosis ... acquisition in which no diagnostic ... antibody test) Treatment ... #HIV #diagnosis
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Diagnosis Framework ... Drug-associated, PCH, Evans Syndrome ... Internal (RBC) - Infections ... #Diagnosis #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Diagnosis Algorithm ... Rebound effect from treatment ... Inflammatory Conditions: Rheumatologic ... Kawasaki, Nephrotic syndrome
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
Anaplasma Infection ... scapularis • Infects ... within morulae Signs ... and symptoms: ... #diagnosis #microbiology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... ) - HELLP syndrome ... Hemolytic uremic syndrome ... Extravascular #Causes #differential ... #diagnosis #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
glucocorticoid treatment ... organ-specific signs ... or symptoms (eg ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
Overwhelming clinical syndrome ... most frequently affects ... : HLH signs and ... symptoms can mimic ... #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... Kasabach-Merritt syndrome ... #Diagnosis #hematology ... #rheumatology #
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Diagnosis Algorithm ... papilledema • Horner syndrome ... • Neurological deficits ... ) • Systemic symptoms ... lesion • CNS infection