13 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... urine • 1ml blood ... Malignancy • Trauma ... #Hematuria #Differential ... #renal #urine #blood
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
: Trauma, coagulopathy ... tumor • Non-bloody ... neuropathy so trauma ... Like in this case ... approach #workup #differential
Schistocytes - The arrows point to schistocytes which are fragmented red blood cells. Also called schizocytes,
fragmented red blood ... In the right photo ... is mechanical trauma ... #Clinical #Path ... #BloodSmear #Blood
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... hemorrhage, which are ... integrity: - Trauma ... Sjogren's, GPA, EGPA, Microscopic ... : • Complete blood
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... PR3-ANCA): • Microscopic ... pulses, bruis, or blood ... Large Vessel: Blood ... Dx: GPA, EGPA, microscopic
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Using fluorescence microscopy ... likely it will be clinically ... Juvenile Idiopathic Arthritis ... What diseases are ... rheumatology #diagnosis #differential
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
polarized light microscopy ... antibodies, which are ... Polyarthritis: • Blood ... : • Complete blood ... ANA and RF (if clinical
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... diseases to exclude are ... pulses, bruits, or blood ... (PR3-ANCA)): Microscopic
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... reticularis Differential ... Polyarteritis nodosa • Microscopic ... • Giant cell arteritis ... vasculitis (inflamed blood
Humoral Immunity - Pathogenesis and Clinical Findings
Antigens (Ag) are produced from pathogens (bacteria, viruses, fungi, parasites)
Pathogenesis and Clinical ... Antigens (Ag) are ... the patient (via trauma ... circulate in the blood ... proliferate and differentiate