131 results
Cervical Lymphadenopathy - Lymph Node Drainage
Preauricular nodes - Drain scalp, skin
 • Differential diagnosis: Scalp infections,
mycobacterial infection ... Thyroid/laryngeal disease ... cytomegalovirus, dental disease ... lymphomas, leukemias Anterior ... tongue, oropharynx, anterior
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
reaction - Helminth infection ... Lymphoid variant (e.g ... aspergillosis - Viral infections ... , IgG4-related disease ... hypereosinophilia #HE #Differential
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Lymphadenopathy - Differential ... Cervical: - Anterior ... (e.g. ... • Kikuchi Disease ... Lymphadenopathy #LAD #Differential
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Origin (FUO) - Differential ... Diagnosis • Infection ... carcinoma • Non-infectious ... (e.g. autoimmune ... #Origin #FUO #Differential
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Origin (FUO) - Differential ... fever • Lyme disease ... • Whipple's disease ... • Protozoa (eg ... #FUO #Chronic #Differential
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Kidney Injury AKI - Differential ... • Primary GNs: Disease ... Due to systemic disease ... Post-infectious ... • Toxins • Infection
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Splenomegaly - Differential ... Diagnosis Algorithm Infectious ... • Thrombus (e.g ... Myeloproliferative disorders (eg ... Spleen #Enlarged #Differential
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Short Stature - Differential ... • Cushing's Disease ... Panhypopituitarism Treatment ... Transplant Chronic Disease ... CRF) • Infection
Pediatric Vomiting - Gastrointestinal and Systemic Causes - Differential Diagnosis Algorithm
Hepatobiliary:
 • Acute Hepatitis
 • Acute
Systemic Causes - Differential ... Other: • Sepsis (e.g ... Urinary Tract Infection ... Ear): • Ear Infection ... Emesis #Vomiting #Differential
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
cold agglutin disease ... Mycoplasma pneumoniae infection ... . sickle cell disease ... spherocytosis) • Infections ... Extravascular #Causes #differential