Health Guide – Page 5 – Rat Guide

Otitis Media, Otitis Interna / Labyrinthitis

51 Karen

June 25, 2003 at 09:28 (last edited October 24, 2023 at 13:06)

Definition Ot=ear + itis=inflammation. Otitis media=inflammation of the middle […]

Otitis Media, Otitis Interna / Labyrinthitis Figure 1

81 Karen

June 26, 2003 at 14:53 (last edited June 29, 2020 at 16:38)

Figure 1: Inner ear infection and head tilt in […]

Otitis Media, Otitis Interna / Labyrinthitis Figure 2

82 Karen

June 26, 2003 at 14:53 (last edited July 5, 2020 at 10:28)

Figure 2: Photos showing head tilt Photos Balu: Cause […]

Otitis Media, Otitis Interna / Labyrinthitis Figure 3

83 Karen

June 26, 2003 at 14:54 (last edited June 30, 2020 at 11:35)

Figure 3: Inner ear infection and head tilt in […]

Ovariectomy Figure 1a

338 Karen

November 23, 2014 at 17:00 (last edited July 27, 2020 at 10:25)

Figure 1a: Ovariectomy in 1-year-old female rat (Octopus). Case […]

Ovariectomy Figure 1b

339 Karen

November 23, 2014 at 18:04 (last edited July 27, 2020 at 10:28)

Figure 1b: Ovariectomy and mammary tumour removal in 1.5-year-old […]

Ovariectomy Figure 1c

340 Karen

November 23, 2014 at 18:50 (last edited July 27, 2020 at 10:30)

Figure 1c: Ovariectomy in 2-month-old female rat (Goose). Case […]

Paraphimosis

183 Karen

January 25, 2004 at 17:35 (last edited August 12, 2024 at 10:53)

Definition Paraphimosis occurs when the foreskin becomes trapped behind […]

Paraphimosis Figure 1

219 Karen

July 15, 2005 at 12:13 (last edited July 25, 2020 at 16:30)

Figure 1: Paraphimosis in a 7-week-old rat. Case history […]

Pituitary Anatomy Figure 1

237 Bella

May 12, 2006 at 13:25 (last edited July 22, 2020 at 14:40)

Figure 1: Anatomy of the rat’s pituitary gland and […]

Pituitary Anatomy Figure 2

267 Bella

December 14, 2008 at 14:35 (last edited July 22, 2020 at 14:44)

Figure 2: Pituitary gross anatomy (normal and neoplastic) The […]

Pituitary Tumor

59 Karen

June 25, 2003 at 12:21 (last edited August 12, 2024 at 10:28)

Definition Pituitary tumor: an abnormal growth in the pituitary […]

Pituitary Tumor Figure 1

240 Karen

June 4, 2007 at 16:29 (last edited July 22, 2020 at 14:33)

Figure 1: Pituitary tumor in 16-month-old female rat (Maya). […]

Pituitary Tumor Figure 2

241 Karen

June 8, 2007 at 13:03 (last edited July 22, 2020 at 14:35)

Figure 2: Pituitary tumor in 15-month-old female rat (Ariel). […]

Pituitary Tumor Figure 3

264 Bella

December 14, 2008 at 13:26 (last edited October 5, 2020 at 20:22)

Figure 3: Pituitary tumor in 18-month-old male rat (Jecht). […]

Pituitary Tumor Figure 4

266 Bella

December 14, 2008 at 14:25 (last edited October 5, 2020 at 20:23)

Figure 4: Pituitary Tumor in a 25-month-old female (Jemma). […]

Pneumonia

58 Karen

June 25, 2003 at 12:19 (last edited October 22, 2023 at 12:25)

Definition An infection and inflammatory process of the bronchioles, […]

Pneumonia Figure 1

160 Karen

August 12, 2003 at 17:09 (last edited July 13, 2020 at 16:55)

Figure 1: Lung tissue (on necropsy) from a rat […]

Porphyrin Secretions / Red Tears

330 Karen

October 9, 2013 at 14:59 (last edited October 24, 2023 at 12:57)

Synonymous Chromodacryorrhea / Red Tears Chromodacryorhinorrhea / Red nasal […]

Porphyrin Secretions Figure 1

332 Karen

October 15, 2013 at 09:59 (last edited July 21, 2020 at 09:48)

Figure 1: Chromodacryorrhea (Porphyrin secretions), secondary to suspected SDA, […]

Proteinaceous Plug Figure 1

257 Karen

July 26, 2008 at 18:17 (last edited July 4, 2020 at 11:08)

Figure 1: Example of penis examination in the rat […]

Pyoderma

56 Karen

June 25, 2003 at 10:15 (last edited April 9, 2024 at 09:52)

Definition Any pus forming infection of the skin. Classification […]

Pyoderma Figure 1

117 Karen

June 29, 2003 at 13:27 (last edited July 21, 2020 at 11:06)

Figure 1: Pyoderma in female rat (Ruby). Case history […]

Pyoderma Figure 2

147 Karen

July 13, 2003 at 20:33 (last edited July 21, 2020 at 11:09)

Figure 2: Pyoderma of the hind limbs Case history […]

Pyoderma Figure 3

154 Karen

August 10, 2003 at 22:49 (last edited July 27, 2020 at 14:33)

Figure 3: Pyoderma and abscessation. Case history and photos […]

Pyoderma Figure 4

238 Karen

March 8, 2007 at 09:18 (last edited July 21, 2020 at 11:13)

Figure 4: Stress related pyoderma in 15-month-old rat (Selene). […]

Pyoderma Figure 5

261 Karen

August 15, 2008 at 18:50 (last edited July 21, 2020 at 11:15)

Figure 5: Superficial pyoderma in a 28-month-old male (Ritchie). […]

Pyometra

60 Karen

June 25, 2003 at 12:26 (last edited August 12, 2024 at 10:56)

Definition Pyometra: “pus-filled uterus.” The word pyometra is derived […]

Pyometra Figure 1

150 Karen

August 1, 2003 at 17:04 (last edited July 23, 2023 at 09:56)

Figure 1: Pyometra in a 10-month-old female rat (Chubbs). […]

Pyometra Figure 2

211 Karen

June 13, 2005 at 15:57 (last edited July 27, 2020 at 09:07)

Figure 2: Pyometra in a 24-month-old hairless female rat […]

Pyometra Figure 3

January 30, 2019 at 19:37 (last edited July 27, 2020 at 14:34)

Figure 3: Pyometra and subsequent intussusception in a 12-month-old […]

Quarantine

194 Karen

May 27, 2004 at 12:04 (last edited October 19, 2020 at 16:24)

The term quarantine means: to separate and isolate to […]

Rat Anatomy

March 12, 2004 at 13:54 (last edited February 17, 2021 at 15:47)

Move your mouse over the rat diagram below to view the organ names.

Medical Illustration by Chris McKee for the Rat Guide.

For a description of the female rat reproductive anatomy see: Female Reproductive System in the Rat Breeding Guide section.

For a description of the male rat reproductive anatomy see: Male Reproductive System in the Rat Breeding Guide section.

Rat Bite Fever

August 21, 2021 at 12:32 (last edited May 21, 2024 at 05:51)

RAT BITE FEVER (RBF) (Jane Reid, BA(Hons), MSc; & […]

References

47 Karen

June 20, 2003 at 15:52 (last edited January 11, 2022 at 10:50)

Artal P, Herreros de Tejada P, Munoz Tedo C, […]

Reproductive Anatomy Female Rat Figure 3a

341 Karen

November 23, 2014 at 20:02 (last edited July 27, 2020 at 10:32)

Figure 3a: Diagram of female rat reproductive anatomy Diagram […]

Resources

48 Karen

June 20, 2003 at 15:54 (last edited September 9, 2024 at 09:57)

Included here below are some listings of websites that […]

Ringtail

137 Karen

July 2, 2003 at 10:20 (last edited April 9, 2024 at 09:56)

“Tail Necrosis” Definition A lesion or annular constriction of […]

Ringtail Figure 1

138 Karen

July 2, 2003 at 11:57 (last edited July 21, 2020 at 15:05)

Figure 1: Ringtail in adult rat Case history and […]

Ringtail Figure 2

139 Karen

July 2, 2003 at 11:58 (last edited July 21, 2020 at 15:06)

Figure 2: Ringtail in baby rat Case history and […]

Ringtail Figure 3

250 Karen

April 21, 2008 at 17:16 (last edited July 21, 2020 at 15:07)

Figure 3: Partial tail loss due to ringtail in […]

Sarcoma

225 Karen

January 12, 2006 at 08:51 (last edited August 5, 2024 at 11:56)

Definition Sarcoma: a malignant tumor (cancer) of the bone, […]

Sarcoma Figure 1

231 Bella

February 1, 2006 at 10:50 (last edited July 23, 2020 at 14:37)

Figure 1: Soft tissue sarcoma in adult male rat […]

Sarcoma Figure 10

342 Karen

March 2, 2015 at 10:42 (last edited July 23, 2020 at 15:35)

Figure 9: Soft Tissue Sarcoma of the forelimb and […]

Sarcoma Figure 2

232 Bella

February 1, 2006 at 10:56 (last edited July 1, 2015 at 00:00)

Figure 2: Soft tissue sarcoma in adult male rat […]

Sarcoma Figure 3

233 Bella

February 1, 2006 at 11:02 (last edited July 23, 2020 at 14:41)

Figure 2: Hemangiosarcoma in adult male rat Case history […]

Sarcoma Figure 4

234 Bella

February 1, 2006 at 11:08 (last edited July 23, 2020 at 14:43)

Figure 4: Gastric sarcoma in adult male rat Case […]

Sarcoma Figure 5

284 Karen

June 8, 2010 at 19:49 (last edited July 23, 2020 at 14:46)

Figure 5: Myxosarcoma in 20-month-old male rat (D’Lochlan). Case […]

Sarcoma Figure 6

297 Karen

February 3, 2011 at 12:15 (last edited July 23, 2020 at 14:49)

Figure 6: Vaginal sarcoma in a 26-month-old female rat […]

Sarcoma Figure 7

315 Karen

September 27, 2012 at 14:55 (last edited July 23, 2020 at 15:02)

Figure 7: Round cell sarcoma in a 22-month-old female […]

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