137 results
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
pharyngeal erythema, fever ... pharyngeal erythema, fever ... attack meninges -> Fever ... Sudden onset of fever ... pruritic rash, fever
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Causes of Fever ... Brucellosis, Q fever ... Malignancy: - Hematologic ... Mediterranean fever ... , Factitious fever
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
• Secondary Causes ... deficiency • Liver ... mountain spotted fever ... Differential #Diagnosis #hematology ... #rheumatology #
Temporal (Giant cell) Arteritis 
Risk Factors:
 • Age (almost never occurs before age 50) 
Clinical:
 •
• Age (almost never ... Arteritis #Diagnosis #Rheumatology
Lelli's Test (Lever Sign) for ACL Injury

A fist is placed under the proximal 3rd of the
Lelli's Test (Lever ... #Lellis #Test #Lever ... ligament #clinical #video ... #physicalexam #sports
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... : INR/PT, aPTT(liver ... bypass), LFT (liver ... or if a primary hematologic ... #Workup #hematology
Measles (Rubeola) 
Clinical 
 • High fever 
 • Cough, Coryza, Conjunctivitis (The 3 C's)
Clinical • High fever ... C's) • Koplik spots ... Pneumonia (most common cause
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Renal Disease, Liver ... Reticulocytosis • Liver ... Diagnosis #Algorithm #Causes ... #Hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
• Rheumatic fever ... Sarcoidosis #dermatology ... differential #diagnosis #rheumatology
Diagnostic criteria for Neutropenic Enterocolitis (NEC)
Major Criteria:
 • Neutropenia (ANC <500 x 10^9 cells/L)
 • Bowel
30mm length) • Fever ... Diagnosis #criteria #hematology