25 results
Adult-Onset Still's Disease (AOSD)
Rare inflammatory disorder of unknown etiology, difficult to diagnose because of heterogenous presentation.
Adult-Onset Still's Disease ... salmon-colored maculopapular ... rash, arthritis ... : high fever, CRP ... #AOSD #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... → Refer to hematology ... hemolysis, deficiency anemia ... #Diagnosis #Algorithm ... #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Diagnosis Algorithm ... Myelofibrosis Infectious ... Iron deficiency anemia ... #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... Diagnosis Algorithm ... Inflammation, Chronic Infection ... #Diagnosis #Algorithm ... #Causes #Hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach ... to Anemia - Differential ... Macroangiopathic, Infections ... Non-megaloblastic: Liver disease ... Diagnosis #hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... • Rheumatic fever ... Sarcoidosis #dermatology ... #skin #rashes #differential ... #diagnosis #rheumatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Diagnosis Algorithm ... inclusions - If infection ... bartonella (oroya fever ... Diagnosis #Algorithm ... #workup #hematology
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
nonpruritic macular or maculopapular ... Leukocytosis (10,000/microL ... Leukocytosis (10,000/microL ... #AOSD #diagnosis ... #rheumatology #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Hemolytic anemia ... mountain spotted fever ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
lesions (9.4%) • Maculopapular ... reticularis Differential ... Polyangiitis #GPA #dermatology ... #rash #diagnosis ... #rheumatology