
Hemoglobinuria, Paroxysmal Cold
Seen here is the Donath-Landsteiner test, showing the appearance of a negative tub... |

Hemolytic Uremic Syndrome
Peripheral smear in hemolytic uremic syndrome (HUS), with findings of microangiopa... |

Hemolytic-Uremic Syndrome
Light microscopy (H&E X 25): Showing diffuse thickening of the glomerular capillar... |

Hemolytic-Uremic Syndrome
Light microscopy (PAS X 40): Showing diffuse thickening of the glomerular capillar... |

Hereditary Elliptocytosis and Related Disorders
Bizarre red blood cell morphology seen in hereditary pyropoikilocytosis. Courtesy of Jean A. Shafer... |

Hereditary Elliptocytosis and Related Disorders
Cigar-shaped erythrocytes seen in hereditary elliptocytosis. Courtesy of Jean A. Shafer, BS, MA, As... |

Hereditary Elliptocytosis and Related Disorders
Schematic diagram of the red blood cell membrane showing the interactions of vario... |

Iron Deficiency Anemia
Sequential changes in laboratory values following blood loss are depicted. A healt... |

Iron Deficiency Anemia
The total body iron in a 70-kg man is about 4 g. This is maintained by a balance b... |

Iron Deficiency Anemia
Dietary iron contains both heme and nonheme iron. Both chemical forms are absorbed... |