Parasitology
Parasitology Case: Helminth Egg Identification in Stool
A 59-year-old patient presented with abdominal pain. Helminth eggs were found during coprological examination. Identify the parasite species from the photomicrographs.
Tag
Microscopy
Parasitology
Hymenolepis nana Eggs in Stool: Microscopy in Hymenolepiasis
Morphology of dwarf tapeworm (Hymenolepis nana) eggs during stool microscopy. Laboratory diagnosis of hymenolepiasis, features of oncosphere and hooks.
Parasitology
Naegleria fowleri Trophozoites in CSF: Morphology
Morphological diagnosis of Naegleria fowleri trophozoites in cerebrospinal fluid in primary amoebic meningoencephalitis. Giemsa stain.
Parasitology
Dipylidiosis: Dipylidium caninum Egg Cocoons
Characteristics of dipylidiosis, features of the causative agent Dipylidium caninum (cucumber tapeworm), and the microscopic picture of egg cocoons in feces.
Lab test interpretation
Tyrosine Crystals in Urine: Sediment Microscopy
Urine sediment microscopy: detection and morphology of tyrosine crystals as characteristic needle-like bundles and rosettes in severe liver damage.
Laboratory methods
Sperm Viability: Eosin-Nigrosin Staining Method
Method for assessing sperm viability using eosin-nigrosin staining. Differentiating live and dead cells in a spermogram during microscopy.
Parasitology
Morphology of Diphyllobothrium latum (Broad Tapeworm)
Explore the morphology of Diphyllobothrium latum: macroscopic view of the strobila, rosette-shaped uterus with eggs in mature proglottids, and the scolex of the broad tapeworm under the microscope.
Lab test interpretation
Leukocytes in Stool: Mononuclear Cell Microscopy
Morphology of leukocytes in stool. Microscopic detection of mononuclear cells and bacterial flora in a stool sample stained with methylene blue.
Parasitology
Cutaneous Leishmaniasis: Morphology of Leishmania major and Diagnostics
A clinical case of cutaneous leishmaniasis in an 18-year-old patient: detection of Leishmania major by PCR, smear microscopy of the ulcer, and cytomorphology of amastigotes.
Parasitology
Microscopy of Toxocara canis Egg with Infective Larva
Light microscopy of an infective Toxocara canis nematode egg containing a developed larva. Laboratory diagnosis of toxocariasis.
Lab test interpretation
Sperm Morphology: Neck Pathology and Spermatid
Evaluation of sperm morphology in a spermogram: spermatozoa with bent necks and spermatids in an ejaculate smear stained with hematoxylin-eosin.
Lab test interpretation
Candida Yeast-Like Fungi in Stool Microscopy
Morphology of Candida yeast-like fungi in a native stool smear during coprological examination: detection of budding cells under the microscope.