350 results
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... Connective Tissue, Infections ... Lymphocytosis: Infection ... Differential #Diagnosis #causes ... #hematology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... and non-hematologic ... malignancies • Infection ... Diagnosis #Algorithm #Causes ... #Hematology
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Mycobacterial Infections ... most likely to cause ... Primary skin and ... It can also cause ... Reported cases associated
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
invade URT & via hematologic ... CNS and hematologic ... infection -> Parotid ... that persists as skin ... widespread infection
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... SLE) - Viral infections ... deficiencies - PNH ... APLS • Acute Infectious ... Differential #Diagnosis #hematology
Quick review on streptococcal skin infections. 

Images from dermnet.nz

#diagnosis #clinical #differential #dermatology #skinrash #skin
streptococcal skin ... infections. ... #differential #dermatology ... #skinrash #skin
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... Diagnosis: • Non-Infectious ... take 48 hrs for infections ... Tissue penetration (CNS ... Difficile, COVID
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... , may also see skin ... splenomegaly Other infections ... multiple lesions Infectious ... differential #diagnosis #causes
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Myelofibrosis Infectious ... Non malignant hematologic ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Organ Specific Infection ... Meningitis • Skin ... Infection Abscess ... Diagnosis #Algorithm #causes