Wayne Shared "Pathology Bliss 6/12/2024" - 64 Picmonics
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Pathology Bliss 6/12/2024
G6PD Mechanism
- Turns NADP+ to NADPH
- NADPH Used by Glutathione Reductase
- Detoxifies Free Radicals and Peroxides
- X-linked Recessive
2 mins
G6PD Deficiency
- X-linked Recessive
- Hemolytic Anemia
- Inflammatory Response
- Fava Beans
- Sulfonamides
- Primaquine
- Anti TB Drugs
- Heinz Bodies
- Bite Cells
- Prevalent Among African Americans due to Increased Malarial Resistance
2 mins
Hereditary Spherocytosis Disease
- Northern Europeans
- Mechanisms
- Autosomal Dominant
- Spectrin/Ankyrin Deficiency
- Spherocyte Formation
- Hemolytic Anemia
- Symptoms
- Bilirubin Gallstones
- Jaundice
- Splenomegaly
3 mins
Hereditary Spherocytosis Diagnosis & Treatment
- Labs
- Increased MCHC
- Spherocytes
- Normocytic Anemia
- Diagnosis
- Eosin-5-Maleimide (EMA) Binding Test
- Osmotic Fragility Test
- Glycerol Lysis Test
- Treatment
- Folic Acid
- Splenectomy
2 mins
Cold Agglutinin Autoimmune Hemolytic Anemia (C-AIHA)
- Pathophysiology
- IgM Binds to RBCs at Cold Temperatures (28-31C)
- Extravascular Hemolysis
- Waldenstrom's Macroglobulinemia
- Mycoplasma Pneumoniae
- Infectious Mononucleosis
- Lymphomas and CLL
- Symptoms
- Acrocyanosis with Cold Exposure
- Blue Fingers and Toes
- Diagnosis
- Positive Coombs Test
- Treatment
- Avoid Cold
- Rituximab
- +/- Fludarabine
4 mins
Warm Agglutinin Autoimmune Hemolytic Anemia (W-AIHA)
- Pathophysiology
- Most Common Autoimmune Hemolytic Anemia
- IgG Coats RBCs at Warm Temperatures
- Fc Portion of IgG Recognized By Macrophages
- Extravascular Hemolysis
- Medications
- Alpha Methyldopa
- Chronic Lymphocytic Leukemia (CLL)
- Systemic Lupus Erythematosus (SLE)
- Diagnosis
- Positive Coombs Test
- Treatment
- Corticosteroids
- Splenectomy
- Intravenous Immunoglobulin (IVIG)
- Rituximab
3 mins
Paroxysmal Nocturnal Hemoglobinuria (PNH)
- Pathophysiology
- Defective PIG-A Gene
- Deficiency of DAF (Decay Accelerating Factor CD55)
- Symptoms
- Dark Urine in the Morning
- Intravascular Hemolysis
- Thrombosis
- Diagnosis
- Decreased CD55 and CD59
- Treatment
- RBC Transfusion
- Eculizumab
- Bone Marrow Transplant is Curative
3 mins
Vitamin B12 (Cobalamin) Deficiency Causes
- Causes
- Vegans
- Pernicious Anemia
- Gastric Bypass Surgery
- Malabsorption
- Sprue
- Enteritis
- Crohn's Disease
- Diphyllobothrium latum
4 mins
Vitamin B12 (Cobalamin) Mechanism and Deficiency
- Mechanism
- Cobalamin
- Large reserve pool in the liver
- Homocysteine to methionine
- Methylmalonyl CoA to succinyl CoA
- Deficiency Signs and Symptoms
- Macrocytic Megaloblastic Anemia
- Hypersegmented Neutrophils
- Neurologic defects
- Posterior column
- Lateral corticospinal tract
- Spinocerebellar tract
5 mins
Folate Deficiency
- Clinical Features
- Macrocytic Anemia
- Megaloblastic Anemia
- Etiologies
- Malabsorption
- Dietary
- Tea and Toast
- Alcoholics
- Medication-induced
- Methotrexate
- Trimethoprim
- Increased Requirement
- Hemolytic Anemia
- Pregnancy
2 mins
Vitamin B9 (Folate)
- Characteristics
- Dark Green Leafy Vegetables
- Absorbed in Jejenum
- Hepatic Storage
- Mechanism
- Dihydrofolate Reductase (DHFR)
- Tetrahydrofolate (THF)
- Methionine Synthase
- Functions
- Nucleotide Synthesis
- Endothelial Protection
2 mins
Takayasu Arteritis
- Pathophysiology
- Granulomatous Thickening of Aortic Arch
- Pulseless Disease
- Asian Females
- Signs and Symptoms
- Fever
- Myalgia
- Night Sweats
- Arthritis
- Ocular Disturbances
- Diagnosis
- Increased ESR
- Different Blood Pressures in Arms
2 mins
Temporal Arteritis
- Giant Cell Arteritis
- Granulomatous
- Old Females
- Clinical Features
- Polymyalgia Rheumatica
- Unilateral Headache
- Jaw Claudication
- Blindness
- Lab Findings
- Increased ESR
- Normal Serum Creatine Kinase
- Treatment
- Steroids
2 mins
Granulomatosis with Polyangiitis (GPA) Characteristics
- Pathophysiology
- Small Vessel Vasculitis
- Necrotizing
- Lungs and Upper Airway
- Crescentic Glomerulonephritis
- DIAGNOSTICS
- c-ANCA
- X-ray
- Multiple Nodules in Lungs
- Treatment
- Cyclophosphamide
- Corticosteroids
- Rituximab
3 mins
Granulomatosis with Polyangiitis (GPA) Symptoms
- Upper Respiratory Tract
- Saddle Nose
- Perforation of Nasal Septum
- Chronic Sinusitis
- Otitis Media
- Mastoiditis
- Lower Respiratory Tract
- Cough
- Dyspnea
- Hemoptysis
- Kidney
- Rapidly Progressive Glomerulonephritis
- Hematuria
- RBC Casts
2 mins
Eosinophilic Granulomatosis with Polyangiitis (Churg-Strauss Syndrome)
- Pathophysiology
- Granulomatous Vasculitis
- Signs and Symptoms
- Sinusitis
- Skin Lesions
- Peripheral Neuropathy
- Asthma
- GI Disease
- Heart Disease
- Kidney Failure
- Diagnosis
- Eosinophilia
- p-ANCA
- Treatment
- Corticosteroids
4 mins
Microscopic Polyangiitis
- Pathophysiology
- Necrotizing Small Vessel Vasculitis
- Signs and Symptoms
- Lungs, Kidneys, and Skin Commonly Affected
- Palpable Purpura
- Rapidly Progressive Cresentic Glomerulonephritis
- Diagnosis
- Lesions are Same Age
- Non-granulomatous
- Minimal Nasopharyngeal Involvement
- P-ANCA
- Treatment
- Corticosteroids
- Cyclophosphamide
2 mins
Henoch-Schonlein Purpura
- Most Common Childhood Vasculitis
- Follows Pharyngeal or Respiratory Infection
- Palpable Purpura on Legs and Buttocks
- Arthralgia
- Intestinal Hemorrhage
- Black Stool (Melena)
- Associated with IgA Nephropathy
2 mins
Polyarteritis Nodosa
- Pathophysiology
- Immune Complex-Mediated Transmural Vasculitis
- Hepatitis B Association
- Fibrinoid Necrosis
- Signs and Symptoms
- Black Stool (Melena)
- Neurologic Dysfunction
- Myalgia
- Fever
- Hypertension
- Diagnosis
- Vessels / Lesions in Different Stages
- Renal Microaneurysms (On Arteriogram)
- Spares Pulmonary Arteries (No Pulmonary Involvement)
- Treatment
- Corticosteroids
- Cyclophosphamide
2 mins
Buerger's Disease
- Pathophysiology
- Thromboangiitis Obliterans
- Segmental Inflammation
- Strong Association with Smoking
- Signs and Symptoms
- Superficial Nodular Phlebitis
- Raynaud's Phenomenon
- Autoamputation
- Treatment
- Smoking Cessation
2 mins
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