9 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... RBC Mass / Decreased ... • Diarrhea • Dehydration ... Chronic Chest Symptoms ... #Causes #Hematology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Volume depletion → Decreased ... → Syncope • Signs ... /Symptoms: - Lightheadedness ... sweaty skin - Decreased ... - Core temp normal
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... the optic nerve caused ... Doppler US : halo sign ... efficacy of GCs Abnormal ... Ophthalmology #Diagnosis #Algorithm
Physiologic Skin Changes in Pregnancy - Differential Diagnosis Algorithm

Face
 • Melasma
Abdomen
 • Linea Nigra 
Hormone induced
genitalia • Increase ... • Chadwick's sign ... #SkinChanges #normal ... Pregnancy #skin #dermatology ... #causes
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
congenital defects) -> Abnormal ... anti-coagulation • Hematologic ... retinal edema caused ... ophthalmology #diagnosis #signs ... #symptoms
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
and signs below ... injury • Gait is abnormal ... Cauda equina- decreased ... Non-compressive Spinal Cord Causes ... differential #algorithm
Hematology Algorithms 

Anemia is described as a reduction in the proportion of the red blood cells.
Hematology Algorithms ... experience some symptoms ... characterized by a decrease ... These causes could ... Normal range11.5
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... 50 in GCA, but normal ... values increase ... GCA #Temporal #Signs ... #Symptoms #Diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... artery tenderness - decreased ... • Progressive symptoms ... fluid (CSF) is abnormal ... tract, and often causes