63 results
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
therapy - Pulmonary cause ... Sites - Only skin ... blood gas - pO2 normal ... Central #Peripheral #Comparison ... #Signs #Symptoms
Sclerodactyly: Diffuse thickening of the skin on the hands, in this case due to Scleroderma. 
Note
thickening of the skin ... hands, in this case ... Note loss of normal ... Images #Clinical #Photo ... #Dermatology #Skin
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Classification Types - Pathophysiology ... Comparison Obstructive ... in blood flow caused ... Depends on the cause ... : Normal cardiac
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Proximal Weakness, Normal ... Myopathy (Also caused ... hydroxychloroquine therapy), Normal ... Complications #pathophysiology ... #signs #symptoms
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... organ-specific signs ... or symptoms (eg ... , skin or esophageal ... Differential #diagnosis #hematology
Pathyophysiology - hyperglycemic crises in patients with diabetes 
Key signs/symptoms of HHS/DKA:
Both: Polyuria, polydipsia, weight loss,
Pathyophysiology ... hyperglycemic crises ... diabetes Key signs ... /symptoms of HHS ... hypovolemia (dry MM, skin
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
invade URT & via hematologic ... hemorrhagic rash; symptoms ... CNS and hematologic ... that persists as skin ... peds #pediatrics #pathophysiology
Physiologic Skin Changes in Pregnancy - Differential Diagnosis Algorithm

Face
 • Melasma
Abdomen
 • Linea Nigra 
Hormone induced
Physiologic Skin ... • Chadwick's sign ... #SkinChanges #normal ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
hair follicles -> causes ... inflammation on skin ... Manifestations #pathophysiology ... #diagnosis #signs ... #symptoms #complications
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and duration of symptoms ... angioedema Other symptoms ... Urticaria #diagnosis #rheumatology ... #comparison #table