83 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Sarcoidosis or Lofgren's syndrome ... Viral: HSV, EBV ... Nodosum #Mnemonic #Causes ... Differential #Diagnosis #Dermatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Platelet Disorders ... or if a primary hematologic ... disorder is suspected ... When do you do a BM ... #Workup #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
, or other causes ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Differential #Diagnosis #hematology ... #rheumatology #
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
and Nephrotic Syndromes ... Nephritic syndrome—due ... to GBM disruption ... RBC casts in urine ... #Proteinuria #Nephrology
Inherited Non-hemolytic Disorders of Hyperbilirubinemia 

== Disorders of Conjugation ==
Gilbert Syndrome:
 • 5-10% of the population
Conjugation == Gilbert Syndrome ... hyperbilirubinemia syndrome ... autosomal recessive syndrome ... and stress may cause ... Congenital #bilirubin #hepatology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... Bacterial • Viral (EBV ... Myeloproliferative disorders ... Diagnosis #Algorithm #Causes ... #Hematology
Acute Pharyngitis: Differential Diagnosis
Infectious:
 • Respiratory viruses (25-45%)
 • Group A Strep (5-15%)
 • Other bacteria:
Acute Retroviral Syndrome ... Diffuse viral syndromes ... : EBV, CMV Noninfectious ... • Autoimmune disorders ... Differential #Diagnosis #causes
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... Chronic inflammatory disorders ... Myelodysplastic syndrome ... Differential #Diagnosis #Causes ... #hematology #secondary
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
BEE Syndromes - ... Inflammatory causes ... : • Susac syndrome ... optica spectrum disorder ... #neurology #inflammatory
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... (Many causes!) ... * (most common cause ... • Psychiatric disorders ... #diagnosis #neurology